for instance Arduino, you would need atleast 6 I/O pins to talk to the LCD. However, if you use an LCD module with I2C interface, you only need 2 lines to process the display information. Now a days, ...

In turn, his movements are recreated on the LCD. Pretty mean feat, if you ask us. If you'd like to marvel at his code -- or even try it out for yourself -- hit up the source link.