3 ms·They add one bit of information, hardly superfluous.by ahoka 3y agoThey add one bit of information, hardly superfluous.jacknews 3y agotEchniCalLy, oNe biT PeR cHaRAcTER, bUT iN reALITy, nOT MuCH mORe aCTuAL iNForMaTIon