[meed]

I feel that my cognitive abilities, along with my overall mental state, to be steeply declining.

And I'm a senior software guy in a big Valley corp.

Probably the real priority here is to find one's "happy place" and stay there as long as it stay that way.

[onemoresoop]

You don't mention your actual age so if you're not past 50, maybe you're just bored or slightly depressed?