hide caches

this is so ghetto
Oneliner to archive the repo for sharing to non-git people.

I wish I knew how to make this run on every commit
import gary's code
{BROKEN} tidy Gary's code somewhat

there's debugging cruft left in this code: Rprof() and M=10 (instead of 1000)
comments
their plots are (not quite) reproduced

Problem: they plot densities of RESIDUALS but the code gary gave only records MAE for each run. So our plots have much small variance than theirs.
reproduced their plots! and tidied up the sub= on the plotted plottity plots

Did it with several R sins. But whatever.