So really, it's self-preservation, not generosity.
Generosity would be to accept that 'yellow body, dark face' is not something they should try to own, or be able to own. If they cancel their ridiculous Mark registration, then I might believe Fluke had developed an actual soul, instead of mere corporate image loss/benefit calculation.
"Don't worry SparkFun. We'll let you give out some of _our_ product as compensation. Oh, that doesn't really help _your_ business in the long run? Jeeze, sorry I guess..."
I'm a little disappointed in the Hacker News crowd on this one. It doesn't seem like anyone's thinking this through.