Specifically, the executives and shareholders want their Publicly Traded Shares of company stock to be increasing in value. Advertisers are good for getting long term holders of the stock to keep holding and buying, but everybody else is looking to quietly pump up the numbers and sell what they can without upsetting the apple-cart.

I'd bet a shiny metal dollar that after the IPO starts, the porn subs will slowly start being winnowed down. Give it a few years and if any exist they will be private.