I followed the link, then other links from that link. Things get pretty heated with words like "swindle", and lots of talk of algorithms.
In fact, the problem is not some matches are wrong, but they're not corrected during several years.
You can make a choice between a conspiracy theory and a general lack of competence.
As you like,
Oh Well. Better just adjust my settings to not have these matches show up, and not offer discounts, I don't know, say below 90% matches.
Indeed, a lot of matches below 85-90% make not sense at all.
[Edited at 2011-08-26 19:41 GMT]