Thanks Mario, looks like they weren't following the rest of our thought processes.
I really wish you luck with them and nothing would give me more pleasure than to be proven wrong, but without that extra flexible joint we all feel is the right solution, I fear it's only a matter of time before you head in search of the Mark V.
I am curious to know what the actual physical differences are, or to put it another way, how apparently moving a weld line through 90 degrees can make a difference, if any, to where the splits are occurring? Is something different beneath the skin as it were.