Here's some stereotypical examples, for linux:
http://expert.mandriva.com/question/72043
http://groups.google.com/group/comp.os.linux.misc/browse_thr...
Next thing you know, these types will find an OS that doesn't efficiently use memory, and they'll wonder why they have so much of this fast memory that isn't being used to start program faster or something.
So while it may be that scam programs and most products are complete and utter crap, we only have ourselves to blame for buying them and supporting the industries that kick us around. You want a chair in 6 weeks, don't buy a chair from a place that takes longer. But you're facing an uphill battle because everyone else continues to support these shitty providers -- people complained about Windows for years and yet no one switched. The Tragedy of the Commons applies to economic and market choice, too.