Is Electrum still safe to use?
Electrum is no more or less safe than it has always been. You should of course be PGP verifying your Electrum downloads.
Animazing's key is 9914864DFC33499C6CA2BEEA22453004695506FD, and Thomas V's key is 6694D8DE7BE8EE5631BED9502BD5824B7F9470E6.