Wall Street is excited about Lucid Group's potential.Wall Street analysts appear very bullish on Lucid Group's (LCID 0.20%) ability to boost sales over the next 18 months. This fiscal year, sales are expected to rise by 61%. Next year, another 93% growth in revenue is expected. In total, that means sales could jump by 211% in under two years.Why are sales expected to rise so much? And does this rapid sales growth make the stock a buy?You may be surprised by the answer to these questions. Lucid Group is bett ...