DCS A10 is a masterpiece and it is far less complicated than most people think. Actually the Tactical Awareness Display and the Situational Awareness Data Link make A10 a far easier sim to fly Full Switch than Clod or 1946 are.
There are tonnes of community produced guides on the forum and videos on youtube that break the learning down into manageable chunks. As for the next project who knows or cares, it'll be brilliant, challenging, rewarding and DX11!