I will continue to do it my right way, maybe in the second 60 years of my life I will someday have a leak, but not yet. Will keep my eyes open. A flare is not much bigger than the OD of the tube. Rubber flexes, that's why they call it rubber. It will not fail because it is flexed a little. If you've ever seen a canister fuel filter in your vast experience, you would see the exact same thing and they are sold with Rubber hose sections and clamps. Hello. I can't believe I'm even discussing this! Look up the WIX 33033 sometime. Smith, you don't need to pound this, it's a molehill.
