Cassette Murder

Riddle: A man was found dead in his office, with a gun in his hand. and there was a cassette on the desk. when the detective came and pressed the play button the cassette said: "I have nothing to live for, I should die". then there was a sound of a gunshot. how did the detective right away know that this was a murder and not a suicide?

Answer: Someone had to rewind the tape in the cassette so that when the detective played it; it had to be rewound.

Source: https://www.riddles.com/4984

A man was found dead in his office, with a gun in his hand. and there was a cassette on the desk. when the detective came and pressed the play button the cassette said: "I have nothing to live for, I should die". then there was a sound of a gunshot. how did the detective right away know that this was a murder and not a suicide? — Cassette murder by JoJo1000 v1.

Riddle: A man was found dead in his office, with a gun in his hand. and there was a cassette on the desk. when the detective came and pressed the play button the cassette said: "I have nothing to live for, I should die". then there was a sound of a gunshot. how did the detective right away know that this was a murder and not a suicide? Answer: Someone had to rewind the tape in the cassette so that when the detective played it; it had to be rewound. — by JoJo1000 v2.