[treetrouble]

good design implies that there's some advantage to its use

[tedunangst]

? I can use a simple command to request tweets on my dumb phone. How is that not an advantage?

[treetrouble]

Is it not still simple with a single character prefix?

[tedunangst]

Depends on your userbase. Completely in band normal English command messages probably fits many users' mental model.