And did the network stop working? No. Just some bugs that can easily be fixed. Nothing worth splitting the network over.
A) don't think we need a cap at all B) I don't think we need any more stress tests any time soon. Let the market figure it out via competing software. Not decide it via central...
Is it not natural to think that "no cap" is a future goal, but that it makes sense to approach it by first using a "silly high" cap? Compare 128 to 1 (think BTC). Less risk that way