link in Readme file points to local (C: drive) rather than web resource
... just tried to read up some background about web-based eye tracking but hit this slightly broken link.
The most up to date tutorials will be available [from the official PsychoPy workshop materials](file:///C:/Users/44797/Documents/GitHub/workshops/build/html/3days/day2/advancedOnline.html#advancedonline)