======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '170'
                                          'artist'  'Randy Newman'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Sail Away'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-4', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['soundtrack', 'piano', 'rock', 'pop', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '86'
                                      'tracktotal'  '320'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '135'
                                             'key'  '7B'
                                        'acoustid'  '69facc41-2541-4e0e-b85d-183b8ba43bcf'
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TBPM' (BPM (beats per minute))                     '135'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-12-09'
'TIT2' (Title/songname/content description)         'Sail Away'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'USB Flash Drive'
'TPE1' (Lead performer(s)/Soloist(s))               'Randy Newman'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Warner Bros. Records'
'TRCK' (Track number/Position in set)               '86/320'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Newman, Randy'
'TSRC' (ISRC (international standard recording code))  'USRE10100289/USRE10200108'
'TXXX:ASIN'                                         'B001IZID3M'
'TXXX:Acoustid Id'                                  '69facc41-2541-4e0e-b85d-183b8ba43bcf'
'TXXX:Artists'                                      'Randy Newman'
'TXXX:CATALOGNUMBER'                                '8-431548'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['soundtrack', 'piano', 'rock', 'pop', 'singer songwriter']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.90 dB'
'TXXX:replaygain_track_peak'                        '0.431018'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3713c925-cd34-49e9-9037-c84c80e4c11d')

========================== row from database ==========================
                                              'id'  1350483
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Sail Away.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  170
                                           'genre'  ifs-songwriter
                                        'filesize'  2803838
                                           'mtime'  1637330774
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] ifs songwriter
                                      'tag_artist'  Randy Newman
                                     'tag_release'  None
                                       'tag_title'  Sail Away
                                             'bpm'  135.0
                                    'search_title'  'away':2 'sail':1
                                   'search_artist'  'newman':2 'randy':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'ifs':7 'loose':3,4 'songwriter':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':5 'away':2A 'files':9,10 'ifs':11 'loose':7,8 'newman':4B 'randy':3B 'sail':1A 'songwriter':12 'unsorted':6
                                    'tag_tracknum'  86
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'piano', 'rock', 'pop', 'singer songwriter']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330773.5948863  (2021-11-19 15:06:13)
                             'size'  2803838