I love hg.

No no.. not the element.
I though I would share the rollback thing hg has and how neat and easy it is to use.

[edward@SXCE-Workstation]:/AuroraUX/KDE4/KDE4-Testing/kde4-specs-dev:~>hg rollback
rolling back last transaction
[edward@SXCE-Workstation]:/AuroraUX/KDE4/KDE4-Testing/kde4-specs-dev:~>hg head
changeset: 202:ebee44fa159b
tag: tip
user: evocallaghan
date: Tue Nov 18 06:06:13 2008 +1100
summary: Fix KDE bugID 175420

[edward@SXCE-Workstation]:/AuroraUX/KDE4/KDE4-Testing/kde4-specs-dev:~>hg commit -m "Add Kmix support, needs testing."
[edward@SXCE-Workstation]:/AuroraUX/KDE4/KDE4-Testing/kde4-specs-dev:~>hg head
changeset: 203:cbbcb0228bf2
tag: tip
user: evocallaghan
date: Tue Nov 18 16:04:20 2008 +1100
summary: Add Kmix support, needs testing.

[edward@SXCE-Workstation]:/AuroraUX/KDE4/KDE4-Testing/kde4-specs-dev:~>uname -sv
SunOS snv_99

~