5 days ago, I sent a complaint email to Canon about their lack of support for Linux (or any operating system other than Microsoft Windows or Apple OS-X) when it comes to upgrading the firmware of my camera. I received this standard email reply today:
Thank you for your recent enquiry regarding your Canon product.
Your query has been sent to the appropriate group and is currently under investigation.
Canon Support Centre
Should our answer not fully resolve your problem, please feel free to either re-submit a new query by clicking here, or alternatively call our support helpdesk at 08705 143 723 Monday to Friday from 9:00AM to 5:30PM stating the 7 digit reference number in the subject of this email.
We aim to answer queries as soon as possible. Responses on average take 2 to 3 business days (or the next working day if submitting on a weekend or public holiday).
If I read between the lines, it looks like the Christmas period was out of hours so the average of 2 to 3 business days probably starts now.