Letter Logic Sequence

F ?
(in terms of symmetry it reads line,none, both, rotational, line,.....hence the next is none)

Bill Maclagan, the setter of the Great Fun Quiz has specifically asked competitors to do their own research and not just ask in forums like this.

Bill Maclagan has no jurisdiction on A2k...

Answer is the letter E

(T and L have 2 straight lines or 2 strokes of the pen)
(H and Z have 3 straight lines or 3 strokes of the pen)
(M and E have 4 straight lines or 4 strokes of the pen)