It would be nice if one could change the default of "it will measure for at least 3 seconds"; e.g. I might be fine with 30s of measurement for tests that usually take around 2-5s. Being able to specify the time rather than having to use -m is nice because my level of patience to wait for results is mostly constant, so I am fine with more runs when the individual runs are faster.

Looks like this is where the time is currently hard-coded: