Bigger surface area, more balls.
For those who don’t recognise this gentleman caller with his hair the colour of very milky tea, it is Kellan Lutz. He is unrecognisable because he is known mostly for his work with VPL, yet there is no VPL here. His work with VPL is extensive. He’s in line for a Tony lifetime achievement.
Here he’s just messing with our heads.
This is also how we play tennis,