Repeat Line Function in User Macros

[Xerius]

Something like:
/ac "Basic Synthesis" <me> <wait.3> <repeat.3>

in place of:
/ac "Basic Synthesis" <me> <wait.3>
/ac "Basic Synthesis" <me> <wait.3>
/ac "Basic Synthesis" <me> <wait.3>
.

Yes, this is exactly what I had in mind.