Assorted Links Monday

How a secretary (and single mom) invented liquid paper.

Meet Tyltgo, the same-day, white label delivery company. It’s making deliveries, and making moves.

They hacked McDonald’s ice cream machines and started a cold war: Secret codes. Legal threats. Betrayal. How one couple built a device to fix McDonald’s notoriously broken soft-serve machines—and how the fast-food giant froze them out.

Why everybody wants to be a used car billionaire.

Launching a successful reentry from behind bars:

When we think about prison education, our minds typically go to the skilled trades: woodworking, plumbing, electrical, and the like. But how many people really have the talent, skill, or interest in this kind of work? Inside or outside prison, the answer is relatively few. To help prisoners find their educational niche, they need options — “hooks,” as it were — for finding an intrinsic and self-sustaining interest.

The International Tax Competitiveness Index 2020 is out.

If you missed it on Saturday, the Economic Development and Developers in the News This Week featured econ dev news from 35 states and one territory.