diff --git a/dotprofile.org b/dotprofile.org
index 5fa9778..db8a7e6 100644
--- a/dotprofile.org
+++ b/dotprofile.org
@@ -104,7 +104,7 @@ nukehost()
 
 # Cheap copy function to make copying a file via ssh from one host
 # to another less painful, use pipeviewer to give some idea as to progress.
-ssh-copyfile()
+sshcopy()
 {
   if [ -z "$1" -o -z "$2" ]; then
     echo "Usage: copy source:/file/location destination:/file/location"
@@ -114,9 +114,13 @@ ssh-copyfile()
     dsthost="$(echo "$2" | awk -F: '{print $1}')"
     dst="$(echo "$2" | awk -F: '{print $2}')"
     size=$(ssh "$srchost" du -hs "$src" 2> /dev/null)
+    if [ "${size}" = "" ]; then
+      echo "${src} doesn't seem to exist on ${srchost}"
+      return 1
+    fi
     size=$(echo "${size}" | awk '{print $1}')
     echo "Copying $size to $dst"
-    ssh "$srchost" "/bin/cat \$src" 2> /dev/null | pv -cb -N copied - | ssh "$dsthost" "/bin/cat - > \$dst" 2> /dev/null
+    (ssh "$srchost" "/bin/cat $src" | pv -cb -N copied - | ssh "$dsthost" "/bin/cat - > $dst") 2> /dev/null
   fi
 }
 
@@ -274,16 +278,30 @@ nix_env_setup()
   }
 }
 
-nix_env_setup
+nix-on() {
+  rm ~/.nonix
+}
+
+nix-off() {
+  touch ~/.nonix
+}
 #+END_SRC
 
 Workaround stupid ssl crap with recent nix.
 
 #+BEGIN_SRC sh :tangle (when (and (eq nix-p t) (eq osx-p t)) "tmp/.profile")
-SSL_CERT_FILE="${HOME}/.nix-profile/etc/ssl/certs/ca-bundle.crt"
-GIT_SSL_CAINFO=$SSL_CERT_FILE
-export SSL_CERT_FILE
-export GIT_SSL_CAINFO
+if [ ! -e ${HOME}/.nonix ]; then
+  SSL_CERT_FILE="${HOME}/.nix-profile/etc/ssl/certs/ca-bundle.crt"
+  GIT_SSL_CAINFO=$SSL_CERT_FILE
+  export SSL_CERT_FILE
+  export GIT_SSL_CAINFO
+fi
+#+END_SRC
+
+#+BEGIN_SRC sh :tangle (when (eq nix-p t) "tmp/.profile")
+if [ ! -e ${HOME}/.nonix ]; then
+  nix_env_setup
+fi
 #+END_SRC
 
 TODO Add linux ca-bundle detection
diff --git a/emacs.org b/emacs.org
index f4e2668..068c5a0 100644
--- a/emacs.org
+++ b/emacs.org
@@ -441,7 +441,7 @@ All the packages I use.
 
 #+BEGIN_SRC emacs-lisp
   (use-package tramp
-    :ensure t
+    :defer t
     :config (custom-set-variables '(tramp-default-method "ssh"))
     )
 #+END_SRC
diff --git a/git.org b/git.org
index d2b5d6d..b59d036 100644
--- a/git.org
+++ b/git.org
@@ -45,7 +45,7 @@ General git configuration split out into sections mostly.
     wd = diff --color-words
     fa = fetch --all
     ci = commit
-    ciu = commit --all
+    cia = commit --all
     co = checkout
     ds = diff --stat
     ba = branch --all
@@ -61,6 +61,7 @@ General git configuration split out into sections mostly.
     ri = rebase --interactive --autosquash
     ra = rebase --abort
     effit = reset --hard
+    bn = rev-parse --abbrev-ref HEAD
     cp = log --no-merges --cherry --graph --oneline
     # What commits differ between branches, note, equivalent commits are omitted.
     # Use this with three dot operator aka master...origin/master
@@ -68,16 +69,18 @@ General git configuration split out into sections mostly.
     # Same as ^ only equivalent commits are listed with a = sign.
     cmd = log --no-merges --left-right --graph --cherry-mark --oneline
     # git update with submodule update
-    sup = git pull --rebase && git submodule update --init --recursive
+    sup = !git pull --rebase && git submodule update --init --recursive
     # git clone with submodules
     sc = !git clone --recursive $1
     # what files are getting updated a lot
     churn = !git log --all -M -C --name-only --format='format:' "$@" | sort | grep -v '^$' | uniq -c | sort | awk 'BEGIN {print "count,file"} {print $1 "," $2}'
     # help the gc a bit and get a bit more space back for a local clone
     trim = !git reflog expire --expire=now --all && git gc --prune=now
-    aliases = !git config --list | grep 'alias\\.' | sed 's/alias\\.\\([^=]*\\)=\\(.*\\)/\\1\\ \t => \\2/' | sort
     defremote = !git branch -rvv | egrep 'HEAD' | awk '{print $1}' | sed -e 's|/HEAD||g'
-    p = !sh -c 'git branch ${1:-$(git defremote)}pr$0@$(iso8601 -s) $(git ls-remote -q ${1:-$(git defremote)} | grep refs/pull-requests/$0/from | cut -c1-8)'
+    short = rev-parse --short
+    find-merge = !sh -c "commit=$0 && branch=${1:-HEAD} && (git rev-list $commit..$branch --ancestry-path | cat -n; git rev-list $commit..$branch --first-parent | cat -n) | sort -k2 | uniq -f1 -d | sort -n | tail -1 | cut -f2"
+    show-merge = !sh -c "merge=$(git find-merge $0 $1) && [ -n \"$merge\" ] && git show $merge"
+    pbr = !git push --set-upstream $(git defremote) $(git bn)
 #+END_SRC
 ** github
 #+BEGIN_SRC conf :tangle (when (eq git-p t) "tmp/.gitconfig")
diff --git a/nix.org b/nix.org
index 68efb82..936d0f9 100644
--- a/nix.org
+++ b/nix.org
@@ -15,11 +15,11 @@ in
 
   packageOverrides = pkgs: with pkgs;
   let in rec {
-    my-pinentry = pinentry.override { gtk2 = null; qt4 = null; ncurses = null; };
-    my-gnupg = gnupg.override { x11Support = false; pinentry = false; };
-    my-youtube-dl = python27Packages.youtube-dl.override { pandoc = null; };
+    custom-pinentry = pinentry.override { gtk2 = null; qt4 = null; ncurses = null; };
+    custom-gnupg = gnupg.override { x11Support = false; };
+    custom-youtube-dl = python27Packages.youtube-dl.override { pandoc = null; };
 
-    my-git = git.override {
+    custom-git = git.override {
       pythonSupport = false;
       svnSupport = true;
       guiSupport = false;
@@ -41,7 +41,7 @@ in
         ctags
         diffutils
         patchutils
-        my-git
+        custom-git
         gitAndTools.gitFull
         gitAndTools.git-extras
         bazaarTools
@@ -52,8 +52,8 @@ in
         docbook5
         entr
         emacs
-        my-gnupg
-#        gnupg1compat
+        gnupg
+        gnupg1compat
         gnutar
         gnumake
         sloccount
@@ -71,10 +71,13 @@ in
         aspell
         aspellDicts.en
         openssl
-        my-pinentry
+        custom-pinentry
+        poppler_utils
+        ghostscript
         pbzip2
         pigz
         pv
+        pkgconfig
         postgresql
         readline
         rsync
@@ -93,20 +96,21 @@ in
         unrar
         watch
         nox
+        graphviz-nox
         mutt
         duply
-#        xhyve        compiles normally, figure out hypervisor framework issue
         lastpass-cli
-        my-youtube-dl
+        custom-youtube-dl
+        python27Packages.bugzilla
         python27Packages.howdoi
         python27Packages.pyflakes
         python27Packages.flake8
         python27Packages.virtualenv
         python27Packages.pip
-        python27Packages.bugzilla
+        python27Packages.pylint
         haskellPackages.bake
         haskellPackages.cabal-dependency-licenses
-        haskellPackages.cabal-install
+#        haskellPackages.cabal-install
         haskellPackages.ghc-core
         haskellPackages.ghc-mod
         haskellPackages.hasktags
@@ -117,14 +121,15 @@ in
         haskellPackages.shake
         haskellPackages.idris
         haskellPackages.ShellCheck
-        haskellPackages.idris
-        haskellPackages.nats
-        haskellPackages.transformers-compat
+        haskellPackages.stack
       ] ++ stdenv.lib.optionals stdenv.isLinux [
-      # some of these are broken on osx, fix them
+        # some of these are broken on osx, fix them
         rtags
-        pylint
         cscope
+        gcc
+# disabled for now
+#      ] ++ stdenv.lib.optionals stdenv.isDarwin [
+#        xhyve        compiles normally, figure out hypervisor framework issue
       ];
     };
   };