TIP-93 part 4: mandatory 30-day delay on fee changes

Following extensive deliberation by Threshold Treasury committee and then the community (see Forum discussion in link below), this is the last of 4 snapshots that cover the facets to be decided (mint fee, redeem fee, Treasury committee authorization, 30-day delay for fee changes), while avoiding inevitable "split votes" by trying to combine them.

The Treasury committee recommended a 30-day delayed implementation should TIP-93 be approved, stating: "We include a 30-day delayed implementation following Snapshot vote results, partly to give the market time to respond and as a consideration for those in favor of continuing the mint fee holiday..."

In this Forum comment, MrsNuBooty said, "I strongly recommend implementing a mandatory 30-day delay between any decision to adjust fees and their implementation. This gives the market adequate time to respond, ensures fairness to current users, and provides time to communicate changes effectively." https://forum.threshold.network/t/tip-93-reinstate-tbtc-mint-fee-increase-redeem-fee/987/4?u=johnpackel

**Question: should we impose a mandatory 30-day delay to tBTC fee changes? **

To be clear, if approved this would apply to any fee changes tokenholders may approve in TIP-93 part 1 & part 2 snapshots, as well as future changes.