I am playing for quite a while... Had private lessons with a coach to practice solo guitar, and general understanding for a couple of years. Before that around 10 years or more as amateur, now it's been 3 years since I spoke to a guitar coach last time. I play every day, I do my solos, I play blues, I don't need chords. But it's hard. Just don't underestimate how hard it is - to be able to play any solo by ear. I gue…
I can hear a tune and immediately sing it or whistle it. But I can't immediately play it on the guitar. It's much easier for children than adults.
It's also hard to force yourself to practice the relevant skills. You can play scales all day but that won't necessarily help your ear. What you need is to force your brain to make the connection.