"Empire builders" like to see all their troops.
Some PHBs like to have low content "informational" group meetings for that purpose and for some that's not enough and they want to make it perpetual. It gives them a sense of power, not to mention the ability to quickly check up on what everyone is apparently up to.
Alex
"Men occasionally stumble over the truth, but most of them pick themselves up and hurry off as if nothing had happened." -- Winston Churchill (1874-1965)