Medium Pips for almost all cases is a transitional rubber for those previous users of social rubbers like short pips or anti on the way to their final destination of either using long pips for at the table blocking style or away from the table chopping style ideally using High Aspect Ratio Super Long Pips.
Medium pips may work for a few truly all round players why may do some block & smash from close to the table & some chopping & dead ball lobbing mid distance or far away from table.
Remember that as far as weakside pips (& back spin & versatility& overall effectiveness) goes
chickens (short pips) can fly a little, doves (medium pips) can fly a little higher and bar-headed geese (LARC long pips) can fly much higher but Ruppell’s vulture (High Aspect Ratio Super Long Pips) can soar the highest