By Luc Olinga The successful entrepreneur hesitates to make a final decision that could have a big impact. Mark Cuban, 64, does not need to prove himself. The billionaire with his contagious passion, has distinguished himself for two decades as one of the most successful entrepreneurs in the country. He touches on everything: tech, sport, cryptocurrencies. Cuban does not hesitate to venture into sometimes surprising sectors. He has already invested in more than 400 startups and has founded more than ten companies. In January, he dared what few people have tried: to disrupt the pharmaceutical i…