John Ramsey did it!
Forensic pathologist Cyril Wecht says John did it. The note is John's writing when he's not using cursive. See his sample, Look up YouTube channel and video: 'nancy drew John's handwriting '
It's also his language and knowledge in the note: His bonus amount, 'foreign faction' a star trek reference he was a fan, 'stray dogs' a phrase he was documented to use prior to the crime.
Look up the YouTube channel 'true crime oracle'
He was sa ing his daughter and accidentally killed her and needed to cover it up. OR he killed her on purpose to cover it up. He tied the knot as he was a trained knot specialist in the navy. He wrote the note to try to trick Patsy into not calling police.He wrote about a 'long delivery of ransom money in a suitcase ' to make an excuse to dump her body using the suitcase.
Links: John's handwriting analysis without cursive 100% match:
https://youtu.be/Q6y8E7quEzE?si=K_FF4VNa_uqQ1C4E
Dr Cyril Wecht discusses the case:
https://youtu.be/wVUTBaO71WM?si=PDvIap-_kqiR-HUd
More evidence against John:
Star trek 'foreign faction' reference: John had a star trek poster in his home. In 1996 a star strek film 'first contact' came out, 4 weeks prior to the crime. The details of the plot involved a foreign 'faction. In another interview John uses another star trek reference and refers to people as 'BORGS' Video for reference here: https://youtu.be/IQNyg1wxZ2w?si=mvtIiVzKltCDXUVr
More good references by researchers:
https://youtu.be/B3VmviEOeVs?si=V-m3nQwaKCsM9a45