The difference between an open file format and a proprietary file format is the ability to share. Open formats make sharing between computers easier.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

No. It needs to be saved in 2003 format from 2010 to enable 2003 to open it.

yes. Aslong as you install the program needed to open that file format

HOW TO OPEN AIO FILES

You cannot open a file in YIFY format. There is no such format. Valid formats for files are ASCII and binary. Both of these types of files can be opened but would not be useful to the average user in their native format.