Any experience using the T2FD antenna–?

Many thanks to SWLing Post contributor, Grayhat, who has recently been on a mission to create a low-cost SDR setup while sheltering at home due to Covid-19 restrictions. While exploring antennas he sent the following inquiry: I recently found some information about the so-called Tilted Terminated Folded Dipole (T2FD) antenna which was apparently developed for ["]