That's a stock for MicroStategy, not a currency. It's quite hard to use stocks as a medium of exchange.
Discussion
Currency is issued by nation states .. based on their military might !
Equities are issued by corporations , based on their financial might .
Yes - you can send MSTR or Apple .. fractionally .. to any one ..through cashapp or Robinhood ..
It is more spread out way of gifting than #bitcoin !
And btw .. even bitcoin is not medium of exchange!