When TCL showed off its RayNeo Air 4 Pro smart glasses at CES 2026, I was impressed, and I wrote at the time that competitors like Xreal should be worried. Despite the relatively affordable price tag, the glasses have super-bright OLED displays that support HDR10, something never seen before in smart glasses. TCL describes them as "head-mounted TVs," and that's what they feel like.
Publication date: 28 February 2026
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Shortcuts: For common scenarios, we pre-calculate the travel time/distance (the "shortcut") between border points within the same cluster and also to border points of immediately adjacent clusters.