Because it's an op-ed in the NYT by someone within. It has a historical gravitas that the other channels have not.
It's also the first time that we've been privy to the rationale of "the resistance. The fact that there has been consideration of the 25th amendment is interesting. Also, it ends on a note that seems hopeful that he won't last 4 years.
So we will do what we can to steer the administration in the right direction until — one way or another — it’s over.
It doesn't make me feel much better. Trump is probably losing his shit right now.