I used it as an example as I know HN users complain about it quite often: here are some references. Call it what you will, but a lot of people seem to disagree with per-repository pricing for small low-usage repositories, just because they are private.
"For Git projects, the per-repo pricing of Github is insane. They don't even have a public pricing plan for the number of repos I'd need for my personal (and private) coding." -- http://news.ycombinator.com/item?id=2740757
If Dropbox Used GitHub’s Pricing Plan -- http://news.ycombinator.com/item?id=2780955
Bitbucket now rocks Git -- http://news.ycombinator.com/item?id=3066828
"Yeah, it's ridiculous. I have enough repos that I'd need the Platinum 200 dollar a month plan." -- http://news.ycombinator.com/item?id=3023826
"For Git projects, the per-repo pricing of Github is insane. They don't even have a public pricing plan for the number of repos I'd need for my personal (and private) coding." -- http://news.ycombinator.com/item?id=2740757