BitMine has made a significant investment by adding $90 million worth of Ethereum to its portfolio. Meanwhile, Tom Lee, a well-known figure in the cryptocurrency industry, has remarked that the current sentiment surrounding cryptocurrency markets is strikingly similar to the moods and conditions observed during the bottom phases of the markets in 2018 and 2022. This observation suggests that, like those previous downturns, there may be a sense of uncertainty and trepidation among investors, but it could also indicate a potential opportunity for recovery and growth in the future.