Is Google Wave a Twitter Killer? heralds the new kid soon to be on the block. Facebook seem to fall into the “so over” category a while back, and now Twitter has hit the mainstream, clearly it is next to go.

Google Wave: Five Things You Must Know says a bit more about what Wave will do.

The combination of easy transfer of time-invested work – such as carefully written documents – with instant communication should appeal to businesses but will present some records management challenges, I’m sure. I can’t decide whether we need social media coalescence – just give me everything in one place – or clearer fragmentation – Wave for work, Facebook for family, etc. to help with information overload.

UPDATE: Amplified clip on Wave.