(adsbygoogle = window.adsbygoogle || []).push({}); Is this still working?
Also does this mean I can now demo boost with only 1 control?

Can I do this by putting my online party on invite only so no one else will be able to join the match and then getting in with just me and 1 other mate and repeatedly plant/defuse?

OR will other people get put into my game if I do not make sure it's full?

Yes .

yes this works