minor comment tweaks
minor comment tweaks

devisnik/tape,andych008/tape,f2prateek/tape,square/tape,0359xiaodong/tape,andych008/tape,MaTriXy/tape,square/tape,andych008/tape,devisnik/tape,wmydz1/tape,f2prateek/tape,f2prateek/tape,devisnik/tape,square/tape,wmydz1/tape,0359xiaodong/tape,andych008/tape,devisnik/tape,MaTriXy/tape,wmydz1/tape,0359xiaodong/tape,MaTriXy/tape,f2prateek/tape,0359xiaodong/tape,wmydz1/tape