Thanks for the link. I found the video where i saw the capacitor polarity topic discussed.
https://www.youtube.com/watch?v=BnR_DLd1PDI&feature=youtu.be
P.S. Sorry if a bit off topic but might be of interest.
https://www.youtube.com/watch?v=BnR_DLd1PDI&feature=youtu.be
P.S. Sorry if a bit off topic but might be of interest.