======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '308'
                                          'artist'  'Coldplay'
                                     'text_people'  'Guy Berryman/Jon Buckland/Martin/Will Champion'
                                         'release'  'A Rush of Blood to the Head'
                                           'title'  'The Scientist'
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 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'indie', 'alternative', 'britpop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '11'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '145.7'
                                             'key'  '7B'
                                        'acoustid'  'ce0a7dd1-38c8-441f-b835-caaca13476f3'
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'A Rush of Blood to the Head'
'TBPM' (BPM (beats per minute))                     '145.7'
'TCOM' (Composer)                                   'Guy Berryman/Jon Buckland/Martin/Will Champion'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002-08-26'
'TIT2' (Title/songname/content description)         'The Scientist'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Coldplay'
'TPE2' (Band/orchestra/accompaniment)               'Coldplay'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Parlophone'
'TRCK' (Track number/Position in set)               '4/11'
'TSO2'                                              'Coldplay'
'TSOP' (Performer sort order)                       'Coldplay'
'TSRC' (ISRC (international standard recording code))  'GBAYE0200772'
'TXXX:ASIN'                                         'B00KHEHEGM'
'TXXX:Acoustid Id'                                  'ce0a7dd1-38c8-441f-b835-caaca13476f3'
'TXXX:BARCODE'                                      '724354050459'
'TXXX:CATALOGNUMBER'                                '[none]'
'TXXX:MusicBrainz Album Artist Id'                  'cc197bad-dc9c-440d-a5b5-d52ba2e14234'
'TXXX:MusicBrainz Album Id'                         '4b7f7429-68d7-43d4-ad2c-ade801014739'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'cc197bad-dc9c-440d-a5b5-d52ba2e14234'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['alternative rock', 'indie', 'alternative', 'britpop', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.03 dB'
'TXXX:replaygain_track_peak'                        '0.461322'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a478f801-521b-40e7-8bb4-5faeffb1f3e4')

========================== row from database ==========================
                                              'id'  1289895
                                            'path'  /data/Music/Bulk/00poprockelectronic/Coldplay - A Rush Of Blood To The Head - 2002/04-coldplay-the_scientist-rns.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  308
                                           'genre'  rock-pop
                                        'filesize'  7413956
                                           'mtime'  1641431420
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Of To 2002 04 coldplay the_scientist rns rock pop
                                      'tag_artist'  Coldplay
                                     'tag_release'  A Rush of Blood to the Head
                                       'tag_title'  The Scientist
                                             'bpm'  145.7
                                    'search_title'  'scientist':2 'the':1
                                   'search_artist'  'coldplay':1
                                  'search_release'  'a':1 'blood':4 'head':7 'of':3 'rush':2 'the':6 'to':5
                                     'search_rest'  '00poprockelectronic':1 '2002':4 'coldplay':5 'of':2 'pop':10 'rns':8 'rock':9 'scientist':7 'the':6 'to':3
                                    'search_combo'  '00poprockelectronic':11 '2002':14 'a':4C 'blood':7C 'coldplay':3B,15 'head':10C 'of':6C,12 'pop':20 'rns':18 'rock':19 'rush':5C 'scientist':2A,17 'the':1A,9C,16 'to':8C,13
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['alternative rock', 'indie', 'alternative', 'britpop', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1641431420.1467533  (2022-01-06 02:10:20)
                             'size'  7413956