diff --git a/runtime/doc/todo.txt b/runtime/doc/todo.txt
index 7d53f86..1df7318 100644
--- a/runtime/doc/todo.txt
+++ b/runtime/doc/todo.txt
@@ -1,4 +1,4 @@
-*todo.txt*      For Vim version 7.4.  Last change: 2015 Jan 14
+*todo.txt*      For Vim version 7.4.  Last change: 2015 Jan 23
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -37,6 +37,8 @@
 Regexp problems:
 - The NFA engine does not implement the time limit passed to
   nfa_regexec_multi()
+- Using win_linetabsize() can still be slow. Cache the result, store col and
+  vcol. Reset them when moving to another line.
 - Very slow with a long line and Ruby highlighting. (John Whitley, 2014 Dec 4)
 - Bug with pattern: '\vblock (\d+)\.\n.*\d+%(\1)@<!\.$'
   (Lech Lorens, 2014 Feb 3)
@@ -55,6 +57,12 @@
   engine, can we do this with the new engine?  E.g. with
   "/\%(<\1>\)\@<=.*\%(<\/\(\w\+\)>\)\@=" matching text inside HTML tags.
 - Diff highlighting can be very slow. (Issue 309)
+- Using "{1,1000}" is much slower than it was with the old engine.
+  (Dominique Pelle, 2015 Jan 22) 
+- Using %> for a virtual column has a check based on 'tabsize'.  Better would
+  be to cache the result of win_linetabsize(col), storing both col and vcol,
+  and use them to decide whether win_linetabsize() needs to be called.  Reset
+  col and vcol when moving to another line.
 
 Still using freed memory after using setloclist(). (lcd, 2014 Jul 23)
 More info Jul 24.  Not clear why.
@@ -83,30 +91,21 @@
 
 Better greek spell checking.  Issue 299.
 
-Patch to fix wrong formatting if 'linebreak' is set. (Christian Brabandt, 2014
-Nov 12)
+Patch to fix slow valgrind highlighting. (Dominique, 2015 Jan 15)
+Does maintainer respond?
 
-Patch for fixing a problem of the combination of conceal and linebreak.
-(Christian Brabandt, 2014 Dec 11)
-
-Any more changes from 
-https://github.com/chrisbra/vim-mq-patches/blob/master/linebreak_bug
-?
-
-Patch to avoid recognizing polkit as hog files. (Issue 292)
-
-":0argedit foo" puts new argument in second place instead of first.
-Patch from Ingo Karkat, 2014 Dec 19.
-
-Patch for greek characters on MS-Windows console. (Yasuhiro Matsumoto, 2014
-Dec 17)
+Patch on issue 212: feedkeys() with dot doesn't work as expected.
 
 Patch to support hex values for setting option value.
-(Zyx, 2015 Nov 6)
+(Zyx, 2014 Nov 6)
 
 Patch to fix problems with small screen sizes. (Christian Brabandt, 2015 Jan
 8)
 
+":tabdo windo echo 'hi'" causes "* register not to be changed.
+(Salman Halim, 2015 Jan 17)
+Patch by Christian, 2015 Jan 20.  There is another problem, wait a bit.
+
 On MS-Windows running tests with Mercurial has problems when the fileformat of
 the input files are changed. (Ken Takata, Taro Muraoka, 2014 Sep 25)
 Update Nov 5.
@@ -154,6 +153,9 @@
 Problem caused by patch 7.3.638: window->open does not update window
 correctly. Issue 91.  With patch.
 
+Patch for drag&drop reordering of GUI tab pages reordering.
+(Ken Takata, 2013 Nov 22, second one, also by Masamichi Abe)
+
 'ff' is wrong for one-line file without EOL. (Patch on Issue 77)
 
 Patch on Issue 72: 'autochdir' causes problems for :vimgrep.
@@ -209,6 +211,9 @@
 
 Delete old code in os_msdos.c, mch_FullName().
 
+Patch: On MS-Windows shellescape() may have to triple double quotes.
+(Ingo Karkat, 2015 Jan 16)
+
 Redo only remembers the last change.  Could use "{count}g." to redo an older
 change.  How does the user know which change?  At least have a way to list
 them: ":repeats".
@@ -233,9 +238,6 @@
 
 No error for missing endwhile. (ZyX, 2014 Mar 20)
 
-start_global_changes() plus end_global_changes() causes problem for
-clip_unnamed_plus. (Jason Pleau, 2014 Sep 12)
-
 The entries added by matchaddpos() are returned by getmatches() but can't be
 set with setmatches(). (lcd47, 2014 Jun 29)
 
@@ -257,7 +259,7 @@
 
 The garbage collector may use too much stack.  Make set_ref_in_item()
 iterative instead of recursive.   Test program by Marc Weber (2013 Dec 10)
-Patch by Ben Fritz, 2014 Jun 22.
+Patch by Ben Fritz, 2014 Jun 22.  Update 2015 Jan 21.
 Related: Vim hangs when freeing a lot of objects.  Patch by Yasuhiro
 Matsumoto, 2014 Aug 26.
 
@@ -430,9 +432,6 @@
 Patch from Christian Brabandt to preserve upper case marks when wiping out a
 buffer. (2013 Dec 9)
 
-Patch for drag&drop reordering of GUI tab pages reordering.
-(Ken Takata, 2013 Nov 22, second one, also by Masamichi Abe)
-
 GTK: problem with 'L' in 'guioptions' changing the window width.
 (Aaron Cornelius, 2012 Feb 6)