asciilifeform: 'Previously, every wallet transaction stored a Merkle branch to prove its presence in blocks. This wasn't being used for more than an expensive sanity check. Since 0.12, these are no longer stored.'
asciilifeform: to other .onion nodes if the control socket can be successfully opened. This will positively affect the number of available .onion nodes and their usage. This new feature is enabled by default if Bitcoin Core is listening, and a connection to Tor can be made.' << l0l!!
asciilifeform: 'Starting with Tor version 0.2.7.1 it is possible, through Tor's control socket API, to create and destroy 'ephemeral' hidden services programmatically. Bitcoin Core has been updated to make use of this. This means that if Tor is running (and proper authorization is available), Bitcoin Core automatically creates a hidden service to listen on, without manual configuration. Bitcoin Core will also use Tor automatically to connect