Technology is moving faster nowadays. I picked up JavaScript (or actually JScript) in 2001, when IE6 was this new hot thing. Back then you could cover most of

Technology is moving faster nowadays. I picked up JavaScript (or actually JScript) in 2001, when IE6 was this new hot thing. Back then you could cover most of the material on front-end in a week or two and not have to learn anything new for at least a year. Fast forward 20 years later and browsers have major releases every few weeks while one of the most stable frameworks available - Angular - every six months.