It's a (bad) pun. Or an admission that it's hard to come up with a memorable Internet domain.
It’s short for “Content: Critical.” In other words, stuff worth knowing.
It’s short for “Communication: Critical.” That's my way of trying to stir the pot just a bit.
It's short for “Context: Critical.” Or all the info your manager didn't tell you... but should have.
It's short for “Corporate: Critical.” Companies large and small are scrambling these days to create systems that work: IT systems, project systems, HR and legal systems, people systems. What got them here won't get them further.
It's life lessons from the school of hard rocks.
Why keep it a CCrit?