• Be me.

• Go to school

• Everyone else in my class counting on fingers

• Pull out Abacus

• Crowd immediately forms

• "Hey guys! He's doing multi-variable calculus over here!!!"

• Smile smugly. Don't these kids know the abacus has been around for 3000 years?

• Teacher tells me to stop cheating. Accuses me of black magic

• Just laugh. Calculate pi to 100 places. People running out of the room screaming and crying.

• Sent to principle's office. Principle amazed by my technological expertise. Nominates me for Head Boy.

• Ministry of Magic sends down delegation to investigate my new kind of wizardry

• Correctly estimate the future national gross domestic product for the next two quarters

• Voldemort appears and tries to steal my device

• Perfectly calculate the circumference of his head. Voldemort banished to the shadow realm for 10,000 years.

• Everyone cheers

• Open the door, get on the floor. Everybody walk the dinosaur

True story