1/ Artificial language:

Latino es lingua internationale in occidente de Europa ab tempore de imperio romano, per toto medio aevo, et in scientia usque ultimo seculo. Seculo vigesimo es primo que non habe lingua commune. Hodie quasi omne auctore scribe in proprio lingua nationale, id es in plure lingua neo-latino, in plure germanico, in plure slavo, in nipponico et alio. Tale multitudine de linguas in labores de interesse commune ad toto humanitate constitute magno obstaculo ad progressu.

2/ It’s a simplified Latin: latino sine flexione. Wikipedia entry about it that also contains a translation of the previous passage: https://en.wikipedia.org/wiki/Latino_sine_flexione
Latino sine flexione - Wikipedia

@langtales In Italian and I actually studied (a quite different) Latin in high school. I'm impressed how I could understand everything in this post.