It is essential to understand the hardware footprint of these updates.
A controversial but necessary change: 1.68 introduced a "solo public session kick" protection. If the game detects network manipulation to force a solo lobby, it now reconnects you immediately. However, Invite Only sessions were buffed to allow Sell Missions (a fan-favorite change from previous patches, finalized in 1.68).
You hit the ground running with the new Tactical SMG, a compact beast that shredded through the corrupted FIB agents guarding the perimeter.