how to do  jailbreak iOS 8.1.2 on iPhone, iPad and iPod Touch
{"Image Software": "Picasa", "Image DateTime": "2015:01:19 18:20:19", "Image Artist": "Picasa", "Image ExifOffset": "96", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "364", "Thumbnail JPEGInterchangeFormatLength": "2587", "EXIF ExifVersion": "0220", "EXIF DateTimeOriginal": "4501:01:01 00:00:00", "EXIF ExifImageWidth": "521", "EXIF ExifImageLength": "375", "Interoperability InteroperabilityVersion": "[48, 49, 48, 48]", "Interoperability RelatedImageWidth": "521", "Interoperability RelatedImageLength": "375", "EXIF InteroperabilityOffset": "228", "EXIF ImageUniqueID": "22a47a390aae29044c0ddcb2b34beebc"}