VANCOUVER — Harry Chun Tak Yeh, a Hong Kong-born Canadian who became an early Bitcoin investor and later founded Quantum Fintech Group, was found dead at about 4:30 a.m. on August 7, his body at the foot of the tower, naked and covered by a black plastic bag, according to Paraguayan reporting citing police interviews.

What investigators found upstairs was equally suggestive.

Police and forensic investigators entered a 30th-floor space used by Yeh and found doors open and the interior in considerable disorder. Police Director Francisco Ávalos reported that objects were strewn across the floor and some electrical cables appeared to have been ripped out. The head of the homicide unit, Abel Cantero, said evidence gathered from both units…