Earlier quoted context omitted.
USDT is the fuel that powers a lot the crypto ecosystem. Good luck trying to move USD around between different places in the crypto ecosystem (especially outside office hours). While possible it's complicated, slow and has terrible uptime. The biggest crypto markets in the world are quoted in tether.
Fiat-backed, collaterized stable coins that are better than USDT - USDC (Circle USD) - GUSD (Gemini USD) - BUSD (Binance USD) - EURS (Stasis EUR) Crypto backed (overcollaterized) stable coins that are soft-pegged and better than USDT - DAI (MakerDAO) - sUSD (Synthetix USD) - sEUR (Synthetix EUR) No one needs USDT anymore. The fact that even Binance gets more credibility than Tether should tell you how scammy the peop…
Without that upward pressure, there will be nothing preventing btc/eth from freefalling. Heck without that, what is the point of the above coins either.