Marty's Ƀent Issue #747: The UX improves This is a huge step forward for making the UX of verifying the UTXOs you are receiving with your own full node much better by streamlining the process.
Marty's Ƀent Issue #590: Another Lightning implementation appears in the wild The fact that a Python implementation now exists, again, means that there are now more potential people that can build on LN.
Marty's Ƀent Issue #388: Wallet vulnerabilities At the end of the day, if you own a Trezor, make sure you add a passphrase password as an extra layer of security (make sure you write the password down and store it safely!) because it stops most of these attacks in their tracks.