Companies that size - legal staff is good in raising concerns or saying no. To get approval you'll need to show lots of revenue in order to have them move their asses.
Still no change - flashing image + kernel, booting diags via mfg_tool - I get stuck with the tree again. I feel tempted to give up - that would be the first device I bricked so far, what a shame.
fastboot flash diags mmcblk0p2-kt-5.0.0.img
fastboot flash kernel kernel-5.0.0.img