As a rule of thumb: If you're not in charge of testing, your users will have to test it for you. Looks like Nubanks's e2e was flaky and poorly optimized, so no

As a rule of thumb: If you're not in charge of testing, your users will have to test it for you. Looks like Nubanks's e2e was flaky and poorly optimized, so now their will try to `silo` tests in form of contracts.