cohost is nice. there's nothing else like it. and you can help ensure continues to exist in our post-apocalyptic webscape by subscribing to cohost plus for $5/month. you can also subscribe to cohost plus several times for multiples of $5/month. you get to upload big pictures, set your timestamps to swatch internet time, and use some nice emoticons 
it's just for fun and supporting the site, really. you can get to it in the settings page.