The minimum is 1 day or 144 blocks, default to 90 days, max is max block size.
probably that is the right step toward solving the transaction speed,albeit by a slightly more centralized workaround,it reminds me of a comment I made almost a year from now:
https://news.ycombinator.com/item?id=6130813
great job ;)
The minimum is 1 day or 144 blocks, default to 90 days, max is max block size.