[TheForge] helical railing calculations

[Andy Vida]

Erik Gutfeldt wrote:

> OT ramble: I have a bit of professional experience with audio and video
> compression. The compression algorithms in effect approximate the
> actual image/sound with something 'close enough'. Corporations spend
> huge $$$ developing a proprietary "human perception model" that can be
> expressed mathematically. These involve huge experiments where the
> simply get people to look at (listen) and see if they can tell the
> difference. Funny thing is once you know what to look/listen for it is
> really easy to tell the original from the processed version.

	Did you ever work at CLI?