Here is a TOC for the Amber introduction and Q&A for those having questions and no time to look at the complete video.
Intro: 00:27
Live intro: 03:25
CM4: 06:07
Board: 09:20
M.2: 10:46
Silicon labs: 12:53
Antenna: 13:12
Matter: 15:07
firmware upgrades from HA: 16:38
Power: 17:50
Connectivity: 20:30
Open Hardware: 21:24
Sound: 22:00
Buttons: 22:16
Extension cable / USB3 (zwave stick): 23:05
HDMI: 24:14
No SD: 25:05
BT: 26:07
Wifi: 27:24
Boot from M2: 28:19
On-board battery: 29:08
Why/how/what crowdfunding: 30:28
eMMC size: 35:38
RGB: 36:59
eMMC to SSD: 37:54
Case: 38:50
Thermal: 39:45
Box design: 41:04
Heatsink in a case?: 45:55
Blue?: 47:56
LCD?: 49:27
Amber evolution: 51:54
Why only 1 M2?: 54:10
Kit/Memory: 55:11
Open (2): 56:40
J11/GPIO: 59:26
ZWave: 1:00:14
Kit -> with heatsink: 1:01:36
HassOS mandatory?: 1:02:25
Wrap-up: 1:03:25