Slotty, don't know if you're looking for the right thing - I thought it was called the "Fairey Rotodyne" (no second R).
Apparently it was noisy, but the real reason it was cancelled is that it was invented by the British in the 60s and would thus have been doomed even if it flew in perfect silence on 50gph with one crew-member carrying 200 people at 400kt between city centres 1000 miles apart.