If there’s no periods of rest… yes.

The blood vessels can be permanently damaged from an erection that long so it tracks.

This is why the Viagra commercials have that “if you have an erection lasting longer than 4 hours” bit. It is a serious issue that if not addressed can lead to permanent damage that can make it impossible to have an erection.

Unfortunately due to other matters I don’t have the bandwidth today.

Let’s schedule a follow-up to discuss for a later date so I can give this the focus it warrants.