Not so sure that will work. ESIMs are really convenient and cost effective for travelers and people who flit between countries. You can even load up an ESIM before leaving for a country. Your other option is to pay through the nose for roaming. Or arranging a pay as you go SIM in a country where you may not have a full grasp of the language.
Not seen this before, looks like Audacious on steroids. A bit like Photoshop vs MS Paint.