NVK on Nostr: Any Nostr client that allows you to subscribe for notifications on someone's post? ...

Any Nostr client that allows you to subscribe for notifications on someone's post?

quoting note18c0…fefn

Is there any free online university class that is about wave/swell forecasting?

Talk to any lifelong surfer and they have a PHD at reading the long-range charts, but wondering if there are any excellent online materials on the science behind it and how to interpret all that data properly.