Well, it’s saying I need to update my PHP version but I’m running 7.3.6
That didn’t happen until I updated to WP 5.5
I asked this question via email 2 weeks ago and was told that LinkedIn had only “last year” opened up the API for developers. I did a quick search and found out that it was actually August 5th 2013.
I hate to say it Jetpack, but LordLiverpool has a point. Three years is plenty long enough to get something out the door.