It's actually very simple. If I'm in a position to restrict access to the data, then I own it, unless there is some legal authority that has jurisdiction over me that says I must make it available to the public.
It's actually very simple. If I'm in a position to restrict access to the data, then I own it, unless there is some legal authority that has jurisdiction over me that says I must make it available to the public.
Your example illustrates this nicely. Walgreens owns the goods on their shelves regardless of shoplifters.
I can unilaterally decide whether or not you use my business, in any way shape or form, even if I just don't like you, as long as I don't violate any laws (discrimination etc).
Under these circumstances, how can a website operator feel any sense of practical control over scrapers?
So, in which jurisdiction are you? Because in US courts have confirmed multiple times that scraping public websites is legal.