I dont think that they have meanings but they feel us different things because of what we see in movies or visual stuff. For instance, there are some black and white drama movies. When we watch these movies, they remind us of different things. So, when we see a black and white picture, they make us feel melancholia etc.

For me, playing basketball and meeting with friends are the best ways to spend weekend time.

I think that if you connected with actors and story, you want to watch again because you know the general theme of the series and now you can focus on the details.

I think 3 is enough, more than that could be irritating.

Actually, I think that it increases our knowledge of that language. For instance, I recently watched "Friends" and some of jokes can not be understandable when they translated.

I think that perception of a customer is really important because if customer thinks in a bad way about a brand, he/she would not recommend this brand and it goes like this on to another, like dominoes.

First of all, I learn some basic things at Wikipedia. Then, if I need more details I would go specific references that Wikipedia do on the article.

You are welcome, security is important.

There are some good videos on youtube about python for beginners. I can send a link to you if needs.

I am currently using Visual Studio Code and I'm happy with it.