Group 1 - Serve Robotics (NASDAQ: SERV) shares have increased for two consecutive days, driven by general enthusiasm for emerging technology stocks, particularly in robotics [1][2][7] - The stock rose 9.3% today after a 6.8% gain yesterday, while Tesla's stock also saw a 5.4% increase, indicating a correlation between the two [3] - Tesla CEO Elon Musk's comments about the future value of Tesla's Optimus autonomous robot have sparked investor interest in robotics, benefiting Serve Robotics despite no direct relationship with Tesla [5][6] Group 2 - Serve Robotics reported revenue of $642,000 in the latest quarter, a 37% increase year-over-year, but its net loss more than doubled to $20.9 million [6] - With a market capitalization of less than $1 billion, there is potential for Serve Robotics to rise further if investor enthusiasm continues, although the fundamental case for the stock remains weak [6][7]