But the user is not really 'the product' in any meaningful way. The developer's reputation from having +1 user does not have a negative impact on the user like

But the user is not really 'the product' in any meaningful way. The developer's reputation from having +1 user does not have a negative impact on the user like advertising does. Telling people not to trust anything they don't have to pay for seems a really obvious footgun for FOSS.