Grab to move viewports with middle clicks has been around in CAD / vector drawing software long before that. I'm not sure about geospatial software which had le

Grab to move viewports with middle clicks has been around in CAD / vector drawing software long before that. I'm not sure about geospatial software which had less market. I'm pretty sure there was grab to move in various level editors when game modding was huge. Those are all ostensibly "mapping" softwares that made the notion obvious.