Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "Seriously @Microsoft, Excel needs a background calculation option. I shouldn't be locked out of all my workbooks while you do calculations..
" STOCK: Microsoft DATE: 28/02/2017
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is -1 and the TextBlob polarity score is -0.3333333333333333.