
1) Get a job. Alternately, get involved in anything that stretches beyond the time you presently have available and requires a task to be completed without fail. Should find that porn becomes a much lower priority when your free time is substantially reduced.
Remember, though; if it’s something you enjoy doing and it doesn’t harm anypony, it’s legitimacy as a form of entertainment isn’t reduced just because it’s not socially accepted. If you have an addiction, reduction without elimination is an option.
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4) Congratulations, you’ve completely ruined the entire series for me. Thanks a lot.