The entire Stack Exchange network is under constant attack by spammers. You just happened to visit at an unfortunate time -- these posts are often deleted within minutes if not seconds.
The Charcoal volunteer organization coordinates efforts to respond to spam which gets through the site admins' blocks (which allegedly already stop 90% of the deluge).
CJK characters were blocked on Ask Ubuntu in response to a wave of spam. The message is intentionally misleading, to discourage the spammers from just working around it.
I've removed the block for now... If the site is deluged with spam, it may be re-added.
The answer in question is not considered spam for several reasons. I will be quoting from Seth's answer on the related post about what constitutes spam to analyze this.
Is this an advertisement? Does it read like an advertisement? Spam
usually sounds very promotional.
The original text of the answer reads:
I prefer to use virtual ...
For what it's worth, I've asked SE staff to blacklist the phone number and name about five times now. It would be a short term solution; spammers find a way.
I think SE is more interested in teaching the automated spam filter what spam is. Message contents, formats, flocking patterns, etc. This is why it's so critical that people flag spam. It all feeds ...
If it's just one piece of spam, with very few few people on-line it can takes about 15 minutes before it's finally taken down, but on busy days, it takes about a minute and when we man the spam stations during a big spam wave, it takes about 2 seconds to get flagged into oblivion!
So keep on flagging! Eventually the spammers will give up!
No, they ...
Lets start with the definition of a spam flag:
This question is effectively an advertisement with no disclosure. It is not useful or relevant, but promotional.
That's a good start. Now we can ask ourselves
Is this an advertisement? Does it read like an advertisement? Spam usually sounds very promotional.
Is there a disclosure? (i.e. "I work for ...
The post you might be referring to is this. (MS Link)
moreover divided among white and yellow, the amino acids that make up the egg proteins are especially well assimilated thru the human body. in truth, it Lunatrim the idea that has been selected to outline the natural rate of a protein supply.
This post was spam. And there have been 13312 posts ...
I'm not a developer at Stack Exchange, but if I would be, that's how I would do it:
Definitely, positively do not allow Pesky Panda's to downvote and spam.
I'm now going to downvote and then flag your question as spam and get back to you!
-2 was the result, so I hoped they would have disallowed this feature just for you, but what's really happening ...
We actually show Captchas on sign up under certain conditions.
That being said, I'm not sure inconveniencing every individual attempting to sign up is our best approach to combat spam right now:
Captchas wouldn't necessarily keep all the spam out (if only because you can pay humans to work around them), so we can't rely only on Captchas.
Captchas would ...