Why is my macbook pro streaming videos slower than it used to?
More like it's lagging a bit. I mostly think the internet here is crappy but I just want to make sure.
MacBook Pro, OS X Mountain Lion (10.8.5)
You can check internet connection speed for free at www.speedtest.com.
Keeping many browser windows open for long periods of time tends to use up all available free RAM memory, especially for social media sites like Facebook and Twitter. They maintain dozens of open links.
Many people in these discussions run the free app EtreCheck downloaded from www.etresoft.com, and then post the results here so the online community can help diagnose any potential problems.