Field notes ยท Embarcadero Labs https://www.embarcaderolabs.com/blog Field notes from the team building agentic physical AI and Ten4: capturing how physical work is done, at the moment of work. en-us Wed, 07 Oct 2026 00:00:00 GMT Exactly how large is the US HVAC market? https://www.embarcaderolabs.com/blog/how-large-is-the-hvac-market https://www.embarcaderolabs.com/blog/how-large-is-the-hvac-market Wed, 07 Oct 2026 00:00:00 GMT Estimates of the US HVAC market run from $20B to $300B. We split it into four layers and estimate about $175B of end-customer spend in 2025. Market HVAC Do Meta's glasses send your job site to Meta? https://www.embarcaderolabs.com/blog/meta-glasses-privacy-what-reaches-meta https://www.embarcaderolabs.com/blog/meta-glasses-privacy-what-reaches-meta Mon, 21 Sep 2026 00:00:00 GMT Meta's glasses can send footage five ways. Three reach Meta's cloud; our app uses only the two that don't. Here's where your crew's footage goes. Privacy Security Can you use cheap camera glasses to get the job done? https://www.embarcaderolabs.com/blog/cheap-camera-glasses-hidden-sdk https://www.embarcaderolabs.com/blog/cheap-camera-glasses-hidden-sdk Sat, 15 Aug 2026 00:00:00 GMT We reverse-engineered a $90 pair of camera glasses into a Python SDK: Bluetooth control, remote capture, 12-minute video, cloud-free Wi-Fi transfer. Engineering Reverse Engineering