Billionaire Mark Cuban says his potential future in politics depends on the next four years of Donald Trump Donald John TrumpHR McMaster says president's policy to withdraw troops from Afghanistan is 'unwise' Cast of 'Parks and Rec' reunite for virtual town hall to address Wisconsin voters Biden says Trump should step down over coronavirus response MORE's presidency.

"What I do depends on how things play out for the country," Cuban told Business Insider in an interview via email.

Cuban said he had discussions with his family last year before he thrust himself into the political spotlight by campaigning for Hillary Clinton Hillary Diane Rodham ClintonHillicon Valley: FBI chief says Russia is trying to interfere in election to undermine Biden | Treasury Dept. sanctions Iranian government-backed hackers The Hill's Campaign Report: Arizona shifts towards Biden | Biden prepares for drive-in town hall | New Biden ad targets Latino voters FBI chief says Russia is trying to interfere in election to undermine Biden MORE in an effort to stop Trump.

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"We discussed why it was important to me to get involved — that if I could have an impact and didn't try, it would have left me guessing forever,” he told the news outlet.

Cuban has been a vocal critic of Trump in recent weeks, slamming the president for his original travel ban, which called for a temporary halt on nationals from seven predominantly Muslim countries entering the United States.