I also really like physical copies. Same goes for when I purchase books. However, for some games, I do like the ease of digital copies. I'll be getting Sword digitally and my friend owes me some money, so he is getting me a physical copy of Shield. Should potentially make switching between games...
Unsure exactly what you mean with your question, but I think I know what you mean.
If it follows precedent from older games at all, there should be trainers in each game that have the exclusives from the other game. An example of this would be Solrock and Lunatone from Ruby and Sapphire, where...
I don't remember all of these town/place names being dropped before now:
Wedgehurst (Starting town)
Slumbering Weald (Forest-y area between town and wild area?)
Motostoke (First big city)
I'm glad we are finally hearing these!
IIRC the 30th anniversary stream on the 16th will showcase Town, Giga Wrecker Alt, and their "Gear Project System." The tweet that the information is from does not explicitly say that they will go over Sword/Shield, though I sure do hope they do.
Edit: As for what time it happens, I do not...
I think I understand this feature correctly, but I thought it was awesome to see in the trailer that you could start a trade with someone and not have to sit in a waiting screen while you find a trade. Thought that was a good quality of life improvement in my opinion.
Edit: fixed some words :)
Ah. I see! Thank you for that haha. Apparently the computer I am using was not showing me more than the strawberry and mint Alcremies. Sorry for the mixup and thank you for the clarification :)
I'll have to take a look at them on my phone or something.
That's where I looked myself. I think that there will be more of them, especially since in the little section it has talking about Alcremie on that page, it says 'several,' though there could definitely be just the two of them. I don't see anywhere else that shows more than just those two yet...