Having done both fingerprinting and anti- fingerprinting tech for DoD work I'm quite confident I know what I'm talking about.
Easier ways, i.e., more well known, are also more commonly spoofed, blocked, faked, or mitigated by all major intelligence agencies and large sections of industry. New methods are always welcome, and they too will eventually become less useful as mitigations and defenses are developed. It's an arms race, and you're happy to throw rocks at people in T-shirts when professionals have moved on to more sophisticated weapons and armor.
Easier ways, i.e., more well known, are also more commonly spoofed, blocked, faked, or mitigated by all major intelligence agencies and large sections of industry. New methods are always welcome, and they too will eventually become less useful as mitigations and defenses are developed. It's an arms race, and you're happy to throw rocks at people in T-shirts when professionals have moved on to more sophisticated weapons and armor.
Feel free to address the content of the message once you have actual facts. To help you get some I'd recommend reading a few recent papers from https://scholar.google.com/scholar?hl=en&as_sdt=0%2C15&q=bro...