Perhaps ANZ could prevail upon Tube to remove the version which does not include the technical explanation.
Years ago, when flight checking ILS installations, one of the many checks we carried out was one for flyable false glideslopes; although, as indicated by the second video clip, this was not the problem on that occasion.
Wizofoz,
you are obviously an old has-been
Hey, watch it, mate, there's a lot of us in here - just keeping an eye on you young guys'n gals