On 11/18/2013 04:39 AM, Happy Melon wrote:
I'm sure spam directed at, say, enwiki, would get
very subtle very quickly
if spammers thought there was a real chance of it being able to use
enwiki's pagerank weight. Don't underestimate spammers' ability to learn
and adapt.
Also +1; pagerank is a valuable thing and Wikipedia has lots of it.
Spammers would be quick to find ways to cheat, lie and manipulate their
way into tapping into it.
Right now, we are plagued with the spammers that are too desperate or
stupid to care; if we turned nofollow off, they would all descend upon
us like a plague of locusts.
-- Marc