UNII-4 channels priority after 7.8

Just noticed … if you set “skip-dfs-channels=all” for most countries it should stick to UNII-1 and partly 2 (hence avoiding most of the range of UNII-2).
But default (on AX3) seems to be 10-minute-CAC. So UNII-3 and 4 go “under the radar”.