So what's the answer, according to the CAA, JAA, FAA, *AA?
Do we ground most of the GA fleet?
Do we convert to Mogas?
Do we wait for a 100LL unleaded equivalent?
Do we refit 1946 C120's with these nice diesels that are being developed?
What happens next?
What are the issues?
(Rant, rant, rant, rant... bark, bark, bark... cough, whimper, whine).