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Bitcoin is also useful to me as a way to store value with no counterparty risk. I keep bitcoin stored in ways that will always be accessible only to me and those with whom I share it. I can access funds when I need to, and never have to worry about banking issues or capital controls...
Let's not gloss over the fact that your store of value has lost more than half of its value over the past year. Such store. Much value. Wow.