So as of yet I've been embarrassed by all the trikes I've found... Some contenders:

The idea of having pedal, electric, AND dog power might be a little doggone much.

Moving on to the real candidates:

Trikes...

No. I'm a big boy now and would be ashamed.

recumbents...

No. My lovely mother found some recumbents as well, but I think they might be a little too low to the ground for my liking. I like being upright because drivers see you better.

velomobile...

Pretty cool, but expensive to buy; maybe I'll build my own? But let's be honest, I'm an engineer, not a designer, so mine would look something like this:

...which would keep something like this:

...far, far away.

I'll keep looking ;). For now I'm really liking the idea of getting an xtracycle and attaching it to the back of Qimikom (commuter bike):