“…Eye tracking is becoming increasingly pervasive in many applications: mobile phones, cars, laptops, movies, marketing, education, and video games (Carr & Grover, 2020; Frutos-Pascual & Garcia-Zapirain, 2015; Lu et al, 2017;Orlov & Apraksin, 2015;Strobl et al, 2019). Moreover, eye trackers now find use in rehabilitative and assistive applications (e.g., controlling of wheelchairs, robotic arms, and other prostheses) (Letaief et al, 2019;Wästlund et al, 2015).…”