A novel quantum Otto engine has been proposed, utilizing the two-qubit quantum Rabi model within a cavity quantum electrodynamics framework. This engine leverages two qubits as its working substance and a single non-Markovian hot thermal bath, modeled using the hierarchical equations of motion formalism. Notably, the engine eschews a traditional cold thermal reservoir in favor of measurement-induced cooling1. Theoretical investigations of this quantum Otto engine may have significant implications for the development of quantum computing and cryptography. By exploring alternative cooling mechanisms, researchers can better understand the fundamental limits of quantum systems and potentially unlock more efficient quantum computing architectures. The advancement of quantum computing capabilities is poised to challenge existing cryptographic protocols, making it essential for practitioners to stay informed about the latest developments in this field. So what matters to practitioners is that these quantum computing developments are redefining the boundaries of computation and cryptography.