While BTC did a good job of recovering from a mid-2021 peak and sell-off, DOGE hasn't mounted such a recovery.The mid-2021 bubble in cryptocurrencies has similarities to the pot stock bubble of 2018, some names can achieve new highs or at least hang around, others might fade to obscurity.New ETFs based on BTC futures are a further step in the consolidation of bitcoin as a legitimate investment and can bring additional buying pressure to BTC.DOGE meanwhile is being replaced by the latest speculative cryptocurrency.