not really. it's just being honest. if you don't know enough about the situation, then there's nothing wrong with just saying so. however, going on and on and on about something without providing any sort of backup or reputable sources is far worse IMHO.
i believe he, and a lot of us would echo, is saying that we admit that there's doping and that our favorite riders could be among the gulity. but until there's a legitimate reason to doubt specific riders, just please STFU dh. incessant, illegible, off-topic tirades do nothing but **** everyone off.