C3.ai just issued fantastic guidance for this year.C3.ai (AI 4.53%) is a polarizing artificial intelligence (AI) stock. It saw a lot of enthusiasm in early 2023, but that has since evaporated as the stock sits more than 30% off its highs established in 2023. However, that figure used to be as low as 55% in April, so the stock is gaining some enthusiasm again.Part of that has been C3.ai's results as some parts of its business are beginning to prove doubters wrong. But is this enough to persuade more investor ...