Every hobby I've had has been worth it, drones being the latest. I spent hundreds of thousands on my hobbies, always going over the top, never earned a penny from them but continue to enjoy and cherish every moment with them.
Although I live in the US, I frequently travel across the border (less than a mile away) to BC Canada, I have my SFOC-RPAS for Canada and also passed/have my UAS Remote Pilot Open Category - [UAS-OPEN-A1+A3] certificate should I travel to an EU...