Why a Sidechain High Pass Filter in a Compressor Makes Sense

Many compressor plugins out there including the ones from Sknote like SDC, Disto, STA-Limit, etc. have got them, and most of us have already seen or even used them Sidechain high pass filters. Especially when working with bass heavy material or sub-mixes the sidechain high pass filter of a compressor can do wonders in terms of consistency and transparency.