Solana has ~2000 active developers across projects. Stats like these go a long way in reminding me how early we still are -

building browsers for blockchains | Zfellow | web3 > crypto | anupambat.twitter

https://solana.com/news/measuring-developer-and-user-activity-on-solana-december-2022

+ (from a different source) - daily active developer # hovers around 75.

from the link you shared:

It’s important to note that a decent number of these developers may just be trying Solana for the first time

[…]

In the past month we have seen:

1139 one-time developers
120 full-time developers

I think we are closer to the end of solana than the beginning