Not cowardice but he has no reason to accept input from outside his district.
You can’t vote for him why should he give a rats bum what you think?
And I suspect that your favorite Republican Rep feels the same way.
Well.... my rep is Pete Wilson (R-SC) and his site is not blocked, IIRC.
But my senator is Little Lord Fauntleroy Flimsy Graham, and he does not respond to constituents, let alone outsiders. Criticism of his views is regarded as the maunderings of an ignorant peasantry, and he does not deign to reply.
Anyway, I’m going with the Fremont strategy for old Fortney.