Gold pegged still lasted for an extremely long time and would have had if it wasn't for "fixing the economy"
At the end money needs to be more usable. Monetary properties arent the only criteria to judge a good money.
More self custody doesn't necessarily mean less privacy and vice versa, it just so happens Bitcoin is hitting a brick here.
I for one very much prefer Bitcoin has more development that doesn't change its core. Bitcoin is in its infancy, it needs to run through more experiments