The top line, "Not Left. Not Right. Forward." kind of reminds me of Macron's "En Marche" ("Let's Go") that took over France in a storm, taking over the presidency AND the parliament only one year after its foundation, with very few previously known political figures in its ranks. The whole thing looked like doing management rather than politics, and offered an alternative to fed-up voters who didn't dare turn to the…
"forward" means "progress" which means "left". I don't really see the point there :P I've seen many parties claim "we are not left-wing or right-wing" but they evidently have to be either.
What I suspect is that's true for some kinds of issues, but other issues are more of a mixed bag that just happened to end up polarized. Maybe those other issues are important enough to make a third party worthwhile.