Rigetti Computing (RGTI 0.72%) is one of the more popular quantum computing start-up stocks on the market. It currently trades for around $11 per share, so if it reached$20, the stock would nearly double.While that may sound like a tall task, Rigetti Computing actually hit $20 during the first few days of the year before selling off. So, can the stock return to its all-time high before the end of 2025? Rigetti Computing is still solving the quantum computing accuracy problemRigetti Computing is a quantum c ...