RE: keep|flush-lines, how-many to be used backward.

[Drew Adams]

> I've been using this for a few days, and I find it quite useful.
> It may be good to install. The effect: C-u M-x how-many RET is
> how-many'ing in the text *before* point.  Same for C-u M-x keep-lines.

Dunno. Why do you find that very useful? It's only one more keystroke to do
without it: `C-SPC M-<' instead of `C-u'. (Admittedly, that's a complex
keystroke, involving Shift on many keyboards.)