As more and more BTC assets are emerging and the demand for WBTC as a base asset increases, the Compound community has launched a new proposal to add a WBTC market to the mainnet, which allows the following assets to be used as collateral for WBTC, including: uniBTC (Bedrock), FBTC (FireBTC), swBTC (Swell), LBTC (Lomboard), pumpBTC.