Your insights about mining of cryptocurrecies are very good. You have given a clear view about miners work nd role in mining. Yes I strongly with you that miners are involved in the mining of Cryptocurrency they try to solve mathematical puzzles and try to find out a valid solution. And I want to add here there are mining pools in which miners gathered their computational powers and why they are succeeded to dine out soiltion then they are rewarded with newly coin . And they also get transaction fees.

You have explained about the name of different mining methods. You have given us importance of mining in the world of crypto. You have told that you have not been involved in mining. Yes I'm also not involved in it. And in the last you have explained about the benefits and challenges of mining. Please visit my post as well. Good luck for the contest.