The slider for the one below the 500SP if the killer feature. I will give us the opportunity the hand out more votes, without destroying the voting power at once.
I did start to use from Tuesday and really like it. There are some features missing which could be very handy.
I do like to see something like the reward tab in the steemit.
And they should also make it possible to go to the market and being capable or selling the SBD for Steem.

But for the rest, it is great!
Maybe you should add an extra thing about steemconnect in the post. People do wonder why they need to give a password there.