[manarth]

The aircraft reached 107kt on the taxiway.

V1 (the "point of no return" where a takeoff should not be aborted) for an A320 is around 120kt to 145kt.

[ehnto]

Which is a metric that assumes a certain length of runway infront of you, not a taxiway.

[cosmicgadget]

Well what is the maximum speed to reject a takeoff on a taxiway?