gem update [lightwaverf](/wiki/#lightwaverf)or
gem install [lightwaverf](/wiki/#lightwaverf)update your calendar events and add "random 60" to the event title to randomise the start and end times of an event by up to that number of minutes (so plus or minus 30 minutes in that case).
See the repo1 for more details.
Paul Clarke's blog - I live in Hythe near Folkestone. Married + dad to two, I am a full stack web engineer, + I do js / Node, some ruby, python, php etc. I like pubs, parkrun, eating, home-automation and other diy jiggery-pokery, history, genealogy, Television, squirrels, pirates, lego, + TIME TRAVEL.