Sure you can do things with a close to isotropic antenna, but there's a lot of gain to be had if you make things worth pointing at things. You can do more with

Sure you can do things with a close to isotropic antenna, but there's a lot of gain to be had if you make things worth pointing at things. You can do more with 5 watts and a decent directional antenna than 100 watts with a turd on a stick.