Master Of Space And Time by Rudy Rucker

The novel follows the adventures of two eccentric inventors, Harry Gerber and Joe Fletcher, who stumble upon a way to manipulate reality using a device that grants them god-like powers over space and time. As they experiment with their newfound abilities, they encounter bizarre and humorous situations, including alternate realities and unexpected consequences. Their journey explores themes of ambition, friendship, and the unpredictable nature of tampering with the fabric of the universe, all while maintaining a playful and satirical tone.