Biped has its own curve editor called workbench. Its accessible through the biped menu in the command panel on the right when you have a biped piece selected. Its right next to "mixer". Biped has two modes: Quaternion, which uses TCB (Tension, Continuity and Bias) values to edit the curves. You won't get bezeir handles on…
thanks inn advance to Vig and MoP for your help: yesterday I got to the point where I understood that in quaternion mode there AREN'T ANY tangents.... so, it leaves me with euler curves, which actually have the bezier handles. Although I tried to correct some animation with it, It doesn't seem to work 100%, because (for…