It depends on you because if you don't use your old bike very much. it is good that you have sold it. if this is the case you always use it daily you have made a wrong decision. I have also bike i use it once a month but i do not think it will good investment than storing my bike because i have benefits in it.
Bitcoin is not stable. Not like material object. Bitcoin dump and pump. You can't say if you have made a good decision. Only when we get there in future.