The fact that another museum tried to avoid giving out scans because the museum felt it would impact their gift shop sales supports the parent's claim about the museum's motivations, not refutes it.
Did you read the quotes? They tried to avoid giving out scans by saying that they felt it would impact their gift shop sales. But we know that they were lying about this, because they had no gift shop sales to impact.
Did you read the quotes? They tried to avoid giving out scans by saying that they felt it would impact their gift shop sales. But we know that they were lying about this, because they had no gift shop sales to impact.