Eh, it’s a nice convenience when you can but anyone who travels a variety of international airports knows you often end up re-clearing security for your connecting flight on arrival into a country.
To be frank, it's happening whether people agree with it or not. Not much anyone can do about it, except maybe choose another arrival airport if flying direct from.the UK.
You would need to anyway since you're arriving from an international flight and transferring to a domestic flight. You need to clear immigration and customs and go back through security. Unless MCO is different to almost all other US airports.
You have some argument the other way (domestic to international)
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