Lanefan
Victoria Rules
And in a game of grave-robbing it's likely that both* matter equally.Isn't this WotC telling people how to play the game - as in, in this game light and darkness matter more than digging and burying?
But obviously in a pirate-themed game, digging and burying probably matter more than the radius of torch or lantern light.

* - though here it'd be digging and unearthing rather than burying...