For the decode protocol, the source column just shows "Async Serial" and interlieaves all sources.
So for looking at two Async Serials, Tx and Rx there is no differentiation/
It would be valuable for reading it to show/add the custom title of the Async so easier to decode.
Great software - really helped me in characterizing and debugging comms
I'm using Saleae Logic 1.2.29Beta.