# download an image
    wget --quiet http://sentinel-s2-l1c.s3.amazonaws.com/tiles/15/S/TD/2016/8/20/0/B03.jp2
    # convert to geotiff
    gdal_translate -of GTiff B03.jp2 B03.tif
    # make a copy
    cp B03.tif B03_point.tif
    # change the tag
    gdal_edit.py -mo AREA_OR_POINT=Point B03_point.tif
    # now open B03.tif and B03_point.tif in QGIS, the images display as identical