Not just megacorps, I've seen long unproductive meetings in startups which means a larger percent of the workforce out of action for the duration. Often I find

Not just megacorps, I've seen long unproductive meetings in startups which means a larger percent of the workforce out of action for the duration. Often I find managers who insist on these types of meetings, frequently, are the same ones that don't really seem to be providing much value generally outside of meetings.