======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '120'
                                          'artist'  'Gloria Jones'
                                     'text_people'  ''
                                         'release'  'The Very Best Of Northern Soul [Disc 2]'
                                           'title'  'Tainted Love'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['60s', 'female vocalists', 'funk', 'soul', 'northern soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '18'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '144.748'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Very Best Of Northern Soul [Disc 2]'
'TBPM' (BPM (beats per minute))                     '144.748'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Tainted Love'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gloria Jones'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/3'
'TRCK' (Track number/Position in set)               '5/18'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:User defined text information'                'HTTP://GTA.AG.RU'
'TXXX:lastfmtags'                                   ['60s', 'female vocalists', 'funk', 'soul', 'northern soul']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.14 dB'
'TXXX:replaygain_track_peak'                        '0.448716'

========================== row from database ==========================
                                              'id'  1326174
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/13 tainted love (gloria jones).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  120
                                           'genre'  funk or soul
                                        'filesize'  2922083
                                           'mtime'  1628357703
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 13 tainted love (gloria jones) funk soul
                                      'tag_artist'  Gloria Jones
                                     'tag_release'  The Very Best Of Northern Soul [Disc 2]
                                       'tag_title'  Tainted Love
                                             'bpm'  144.748
                                    'search_title'  'love':2 'tainted':1
                                   'search_artist'  'gloria':1 'jones':2
                                  'search_release'  '2':9,10 'best':3 'disc':7,8 'northern':5 'of':4 'soul':6 'the':1 'very':2
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'funk':13 'gloria':9,10 'jones':11,12 'loose':3,4 'love':8 'soul':14 'tainted':7 'unsorted':2
                                    'search_combo'  '00poprockelectronic':15 '2':13C,14C 'best':7C 'disc':11C,12C 'files':19,20 'funk':27 'gloria':3B,23,24 'jones':4B,25,26 'loose':17,18 'love':2A,22 'northern':9C 'of':8C 'soul':10C,28 'tainted':1A,21 'the':5C 'unsorted':16 'very':6C
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['60s', 'female vocalists', 'funk', 'soul', 'northern soul']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357702.5578482  (2021-08-07 19:35:02)
                             'size'  2922083