What is your opinion about multi-tasking?

Is Multi-Tasking a Fallacy?How often have you seen it on a job posting? “Must be able to multi-task effectively” or “Must be able to operate effectively in a multi-tasking environment” – have you seen those? What is your opinion about multi-tasking? The whole concept of critical chain starts from the premise that multi-tasking is not only bad – it can’t be done. The concept of Kanban, one Agile methodology based on workflow, purposely limits “work in progress” – WIP – in order to focus.Find some examples from the internet to support your position.All responses go in the thread I started in order to be properly credited.