AFAICT, neither was OP. They said:
We need a constitutional amendment that says "we really mean it" with respect to the 4th and 9th amendments, explicitly including personal digital data and criminalizing general surveillance. With fangs.
You replied:
The border search exception was designed by the framers.
and I wrote the clarification that I did because -given the context- it seemed pretty clear to me that you'd missed OP's point.
I'd go further and argue that law enforcement and other government agents should be absolutely prohibited from accessing ordinary people's data [0] stored with or collected/computed by a third party without first getting a warrant or other such authorization from The Court. It has been ages since most of that sort of data could reasonably be considered «incidental business records», and how the law treats it absolutely needs to be updated to match the reality of how regular people's day-to-day interactions with third parties have changed.
[0] ...or metadata...