Electrons on helium are being explored as a potential platform for quantum sensing and computing due to the ultra-clean environment they provide. This emerging technology has the potential to significantly enhance sensitivity in particle physics detection, surpassing classical methods. Quantum sensors that utilize entanglement and quantum coherence are being developed to achieve unprecedented levels of precision. The use of electrons on helium could provide a nearly impurity-free environment, ideal for quantum applications. Researchers are investigating the potential of this technology to advance particle physics research1. The development of quantum sensors and computing platforms is poised to revolutionize the field, enabling new discoveries and challenging existing assumptions about computation and cryptography. So what matters to practitioners is that these advancements could lead to breakthroughs in particle physics, ultimately driving innovation in related fields.