After the recent launch of 4pool (UST-FRAX-USDT-USDC) in Curve and the incremental purchases of Bitcoin by the LFG (Luna Foundation Guard) as a collateral reserve. UST finally has flipped BUSD.
You can check LFG BTC address here
FRAX is also increasing it Cap and on a different level HBD may start doing so after the recent creation of USDC-pHBD in Sushyswap.
It seems Algorithmic or hybrid Stablecoins are the ones getting more attention lately.
I recommend this interview Bankless did with FRAX CEO a few days ago to better understand how this hybrid fractional stablecoins work.
After DeFi and NFT season we may be clearly entering Stablecoin season.