Yes it is quite bad at the moment, the mods are aware but obviously can't be on top of it all the time.
You can tell straight away the spammers if you go in to the bottom of the home page and click on who's on line and keep refreshing the page you will notice the eratic posting nature, it looks like it's an automated programme which then inserts hypertext in to jumbled up words which gets it past most programmes that look for spam, a little annoying to say the least.