What is the sentiment of this news? Please choose an answer from {strong negative/moderately negative/mildly negative/neutral/mildly positive/moderately positive/strong positive}.
Text: Simon Gallagher, SPG Global, joins 'Squawk on the Street' to discuss what Netflix's ad-revenue subscription may do for the streaming service, if flat content spend will increase churn and why Microsoft was chosen to support Netflix's ad-supported tier.
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mildly positive
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