Please analyze the tweet "@TELUSsupport any tips on why our wifi is terrible the past week? Slow or dropping out continuously - NW Calgary 😕" and classify its emotional content. Choose from the following emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotions are detected, respond with "neutral or no emotion".
anger, disgust, sadness