I, for one, lament the change of the charging handle from the inside the carry-handle position to the rear of the weapon. While it has made it convenient for railed uppers, it is nowhere near as ergonomic.

Okay, now that I am off my high-horse, I would like to turn your attention to Ian’s at Forgotten Weapons’ always fabulous history lesson on the AR-10 prior to spending time on their early history and going over the not-well-known history on the sleeved barrels in the original prototypes.

Replete with slow-motion footage, the video is a great watch: