Fairly certain it'd be more sustainable than a $4/month subscription, which is a nuisance for anybody who'd actually want to pay for this. $4 is targeting the

Fairly certain it'd be more sustainable than a $4/month subscription, which is a nuisance for anybody who'd actually want to pay for this. $4 is targeting the hobbyist market. Within that segment, the tiny population of devs who'd actually be willing to pay for tools usually uses a large assortment of tools, and is not willing to pay a separate subscription fee for each.