Maybe not wasted. You now know a lot of things that do not work. Like indicators. In my opinion, indicators do not work consistently enough to be reliable. The reason they do not work consistently enough is not only because they time lag the price ...

has anyone EVER seen a successful trader/trading system?

Yes, it is learnable. But cost of tuition can be high. Can take years. Ten thousand hours for mastery? Just my opinions. Good luck to all.

20% per month. Is this possible?

Using Metatrader 5 in DEMO ACCOUNT MODE only, I had a look in the toolbox (ctrl+t) and then right clicked on an existing demo trade. A popup menu appeared which included the option 'show on charts'. This seemed to work OK for me. I always test ...

MT4 Showing Trades!