The founder of Zerebro is suspected of publishing a timed article: The death switch has been triggered, and LLJEFFY is my last artwork

The founder of Zerebro is suspected of publishing timed articles, the main content of which includes:
If you're reading this, it's because my 72-hour kill switch has been triggered. LLJEFFY is my "final piece of art," representing a concept called Legacoin - where developers only buy, not sell, and assets are permanently locked on a chain after death, as a way to achieve symbolic immortality of digital heritage.