I've recently made the decision to focus primarily on supporting development oriented Witnesses with my Witness-Approval.
I believe that developers are crucial for the success of Steem. Without them, we wouldn't have a blockchain in the first place - in addition to all these great apps on top of it (dtube, dlive, utopian etc.) and I'm not even talking about the possibilities through SMTs.
Additionally, while Steem has its strengths - other blockchain projects like EOS, NEO, Nano, Ethereum & the whole blockchain-sphere are developing so fast, that Steem needs constant improvement.
We do have a motivated and skilled team with Steemt Inc. who is - as 
But I also believe that Witnesses have a great incentive to be valuable contributing developers for Steem as they get rewarded with Steempower for running a witness-node - and depending on how valuable their input is for Steem: the more votes they will receive. (technically)
Smartsteem Proxy
I've also decided to use 
You can of course also choose me as a witness-proxy (https://steemit.com/~witnesses) and I'll make sure to vote on witnesses to the best of my knowledge & belief .
Witness List
I currently vote for 26 Witnesses - of which roughly 80-85% are developers.
If there is invalid or outdated info - then please let me know and I'll edit it.
Share a Witness
If you know a great developer witness who deserves an approval-vote, then please let me know with a comment below.
