"Kind of magic" is classic "Think of a card" effect:
A spectator thinks of any card and the app will reveal it using a misterious procedure.
No force. No voice recognition. The method is self-working.
"Kind of magic" is classic "Think of a card" effect:
A spectator thinks of any card and the app will reveal it using a misterious procedure.
No force. No voice recognition. The method is self-working.