Bitcoin holds in the demand zone above $40,000, but recovery is still limited to under $43,000. Polkadot retests support at $25 following a failed attempt at breaking $40 resistance last week. The cryptocurrency market appears to be purging off weak hands as declines keep on ravaging through the market. Currently, the total market share stands The post Bitcoin, Polkadot Price Analysis: September 21, 2021 appeared first on Coingape.