These are broadly the same sort of deal, Frost Bite trades off the nice high scaling ceiling of Skred for some more consistent early removal
It doesn't copy whether that permanent was tapped or untapped, whether it had any counters on it or Auras attached to it, or any non-copy effects that changed its power, toughness, types, color, and so on
I dont know if naps are allowed here, but if they are, I know where Id curl up
They usually have an easy way to remember that they've been activated, though, whether that's putting a counter on the permanent with the ability or creating a tricked-out token
P/T Number 257 Language English Legal Formats Commander, Legacy, Modern, Vintage Not Legal Formats Alchemy, Brawl, Competitive Brawl, Historic, Pauper, Pioneer, Standard, Timeless Rulings (5/1/2008) This ability affects every card in every game zone, all tokens on the battlefield, and all spell copies on the stack, regardless of who controls or owns them