The ongoing chip shortage is causing card manufacturing delays that could last through the end of the year.
The debit cards can't be processed in prisons so inmates can't deposit their payments. The IRS has acknowledged the problem, but hasn't offered an immediate solution.
The European Union is giving the cards to Syrian refugees in Turkey. It's a massive project that will provide about $30 a person per month to the struggling families.
Thursday is the beginning of the end for magnetic-stripe credit cards. With the change, banks say stores will have to pay for fraudulent purchases. The shift may be hard for some small retailers.
A study in the journal Obesity found that students who used credit or debit cards in the school cafeteria chose fewer fruits and vegetables and more desserts than kids paying with cash. But the researchers say schools should work with the bias instead of trying to fight it.