Best of luck to them. It is very brave to venture where so many have been known to fail!
Oh yes, the world surely needs more RasPi and Arduino projects. And don't forget an app for everything or a rather ugly giant VU meter!. Pity there's not a scintilla of RF in it! I did see an ad for Jaycar. They don't do much RF either.
Does someone know what 'Thrify' is?
https://diyodemag.com/features/100w_diy_...th_speaker
Issue number one and there's a glaring spelling error...