Determine the emotional tone of the following tweet: "Last Sunday YouTube glitch making me lose up to 20 subs is heartbreaking for a channel my size! Nearly at 1K though #1Ksubs #youtube soon 😀". Use the provided emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. Respond with the emotions you identify or "neutral or no emotion".