I always decant unless I am doing something experimental, like getting a fermentation un-stuck. Starter beer is totally oxidized and tastes like thin, tart cardboard. Nothing I want in my beer, no matter what the style.
The Fiesty(sic) Goat Brewery est. 2007 & Clusterfuggle Experimental Ales est. 2009
Planned: sLambic II, Flanders Red II
Primary: Fat Man Porter, Orange Blossom Mead, sLambic I
Secondary: Flanders Red I
Kegged: 3 different ciders, Janet's Brown, Barrel-aged Stout, Hallertau Blanc Pale Ale
Bottled: Flanders Red I