Ian Parker wrote:

I have said this many times. UFO are the sci fi image of aliens in the
1950s. ET (Emergent Technology) tells us we will have nanotech and AI.
A real alien spacecraft would be no larger than an insect. A cluster
of these would be sufficient to gather all the information you wanted
about Earth.
- Ian Parker

Flat-out and demonstrably wrong.  Nice try though, it beats the
spOOks: Borsch, Weller, Wisenhiemer, Hagur and other useful idiots!