Tesla sales are booming lately, but are there enough Supercharger spots?

‌They are selling over 10,000 units a month, so I wonder if there will be any Supercharger spots left.

Even if people charge slowly at home, with this many cars on the road, it feels like there will be a battle for spots...
I searched and saw that they are building new Superchargers at 21 highway rest areas.

Good news for Tesla owners… Superchargers to be installed at 21 highway rest areas nationwide
thedrive.co.kr
Tesla will install additional Superchargers, which are rapid charging facilities, at 21 highway rest areas nationwide. This is expected to significantly reduce the inconvenience for Tesla drivers who previously had to exit the highway to charge. Tesla Korea announced through its official social media on the 12th that it has been selected as a contractor for the Korea Expressway Corporation's 2026 highway rest area electric vehicle charging facility construction project. Accordingly, at major highway rest areas nationwide …