Alibor, welcome to Thunder’s Place.
Follow the newbie routine and read the Forum Guidelines - especially the part about spelling, punctuation, grammar and the like.
Use the search button a lot - damn near every question has been asked and discussed ad infinitum. When you find an interesting thread, check out the “Similar threads” at the bottom of the page. Golden rule is to search first, second and third - then you ask.
regards, mgus Taped onto the dashboard of a car at a junkyard, I once found the following: "Good judgement comes from experience. Experience comes from bad judgement." The car was crashed.
Primary goal: To have an EQ above average (i.e. streetsmart, compassionate about life and happy) Secondary goal: to make an anagram of my signature denoting how I feel about my gains