... their response EMAIL address is a bit bucket (Score 1)

If you're really interested in sending e-mail,
write directly to D.H.Brown, like i did

Their address for the report is the following and
there's a link for feedback on the site!!

http://www.dhbrown.com/dhbrown/linux.html

Go easy on them, you can't read the full report so some things might have been exagerated by WSJ!