They didn't mention it, but unlike Uber they aren't being sued by a rival company, their employees and their contractors while being actively boycotted by customers. Also, prob don't have a 10-figure burn rate.

So simple vc math would dictate a valuation like:

Absolute value of their earnings.

9999999 Growth Multiple

+ $1M for having an app

- $500k for not blogging about react

Basically already a unicorn