Maybe it's not about not understanding tech per se, but about not understanding the company.
If they feel like they understand how Apple works by now, that would make it qualify as not not-understanding, and thus it would not break the "rule".
Apple is a tech company but in the eyes of Berkshire maybe they are predictable enough regardless of what they produce (i.e. in terms of their cash flow, product strategy, etc).
If they feel like they understand how Apple works by now, that would make it qualify as not not-understanding, and thus it would not break the "rule".
Apple is a tech company but in the eyes of Berkshire maybe they are predictable enough regardless of what they produce (i.e. in terms of their cash flow, product strategy, etc).