So, I am a recent member of the tumblrverse, and I was wondering if anyone else around her has got one? If so, what do you guys usually post? Are you worth following? And what do most people even think of tumblr in the first place?

I sure do.
http://marky-on.tumblr.com/

I follow effyeahnerdfighters and a couple of youtubers plus some other people I like.