[pjmlp]

Because:

- it brings interactive programming concepts (Playgrounds) into many mainstream developers.

- it belongs to the ML language family

- it recognizes the advances in mainstream computing in the last 30 years

- not everyone like to type @somekeyord and [some method call] everywhere.

- many of us do buy development tools and open source is just a nice to have feature

[aroman]

> - many of us do buy development tools and open source is just a nice to have feature

I realize this seems nit-pick-y (and for that I apologize), but that's a false dichotomy.

Open source != free. It's possible to pay/buy open source software.

[pjmlp]

Yes, but I am yet to meet pure open source advocates that pay for more than just hardware.