So Callum went on to create dotgrid.co, a boutique shop for high quality dot grid note books. 10-months in the works and sales already grew over 1000%. "Grew 1

So Callum went on to create dotgrid.co, a boutique shop for high quality dot grid note books. 10-months in the works and sales already grew over 1000%. "Grew 1000%" during which time period? Because they grew infinity percent between months 0 and 10...