"Focus on mastering stuff that doesn't change, or changes slowly. Otherwise what you learn will be irrelevant five years from now." After you followed the x. t

"Focus on mastering stuff that doesn't change, or changes slowly. Otherwise what you learn will be irrelevant five years from now." After you followed the x. technology trend, you should have worked out the basic concepts behind them at some point, if you not just copy pasted and edited until something somewhat worked. They are seldom really fundamentally different. So every (necessary) technology change in the future becomes more easy. (but you might feel less motivated for unnecessary, but mandated change, that just reinvented the wheel in yet another color)