I think there are a lot of assets, no worse than bitcoin for a long-term purchase, although bitcoin is quite good, after all, these are just numbers that no one can take from you, the degree of centralization in all areas is great and no one wants to lose control, especially over financial sector, in the near future I definitely do not see the adoption of bitcoin, although the blockchain is cool and will improve the lives of many. I think if you buy, then after the correction and be ready to forget about this money until the next halving)