Why crypto miners are ditching debt for equity

bitcoin
Bitcoin (BTC) $ 77,750.00
ethereum
Ethereum (ETH) $ 2,561.27
tether
Tether (USDT) $ 0.99967
bnb
BNB (BNB) $ 730.57
xrp
XRP (XRP) $ 1.38
solana
Solana (SOL) $ 101.94
dogecoin
Dogecoin (DOGE) $ 0.085368
chainlink
Chainlink (LINK) $ 11.75
shiba-inu
Shiba Inu (SHIB) $ 0.000005
nexo
NEXO (NEXO) $ 0.833997
enjincoin
Enjin Coin (ENJ) $ 0.025992
cardano
Cardano (ADA) $ 0.208639