Bold.
As for android 2.4, it will probably be a small update, much like android 2.0->2.1
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For anyone looking to root, read the link in my signature and head over to the roms/hacks section. We dont bite.
ALSO, most anything your worried about is purely rumor. It does NOT break insurance forever, you dont have to get rid of sense, it doesnt hurt your battery (it helps), and there are some insanely smart people behind the hacking/developing, not just some rag-tag hicks moving files.
Give it a shot, we are glad to help in the hacks forum. Come to the dark side