> "holds up a peace sign, which, as the system recognises, means that she wants to pay a 15% tip" > "uses the shaka sign, pictured, if she wants to tip 20%" W

> "holds up a peace sign, which, as the system recognises, means that she wants to pay a 15% tip" > "uses the shaka sign, pictured, if she wants to tip 20%" Would you be able to hold a f*u sign and get a discount for privacy conscious behavour?