The real key to any currency is it acceptance. When paper currency was first developed, it became widely accepted because the issuing government declared that i

The real key to any currency is it acceptance. When paper currency was first developed, it became widely accepted because the issuing government declared that it would be accepted as payment for taxes. Given the ubiquity of taxes, I understand the acceptance. What I don't understand is on what basis one can conclude that the acceptance of bitcoin will continue.