Believe it or not, their APIs have very real deficiencies. To the point where they are subpar to custom solutions. E.g. is how extensions only allow for one ap

Believe it or not, their APIs have very real deficiencies. To the point where they are subpar to custom solutions. E.g. is how extensions only allow for one application to be active at a time (i.e. you cannot run Google Drive and Dropbox simultaneously and have file overlay icons).