On: Grocery prices have jumped up, and there's no relief in sight

1.02**17 = 1.400..., whereas 1.02**35 = 1.99...

At 2% inflation prices increase by 40% every 17 years, and it takes 35 years for them to double. At 3% (closer to real inflation), prices would double every 23 years: 1.03**23 = 1.97...