Conlanging Case Study: Part 1 - Goals and Tense System

From a channel Lumen includes in full: Biblaridion builds alien biospheres and constructed languages from first principles, teaching real evolutionary biology, ecology and linguistic typology in long, numbered lecture series.

A 45-minute video from Biblaridion's catalogue; the title names its topic.

Video by Biblaridion, played through YouTube's embedded player.