Conversion to a cup can be for financial reasons (average savings of ~$200-300/year or ~$2400-$3600 over 10 years),
or environmental (reusable), or for comfort/health (non absorbent/no chemicals)
A: Sorry, I don't use disposables, I'm a cupper.
Oh honey WOW prime cupper come to daddy. English bolder holder better than a cup of tea.