======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '193'
                                          'artist'  'Warren Zevon'
                                     'text_people'  ''
                                         'release'  'Genius: The Best of Warren Zevon'
                                           'title'  'Detox Mansion'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['classic rock', 'alternative', 'rock', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '22'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter;rock-cppex;ifs-songwriter-folk;ifs-songwriter-rock'
                                             'bpm'  '90.614'
                                             'key'  '9B'
                                        'acoustid'  'b447bbd2-d369-4bfc-9b89-bfbc04fa1ab3'
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'CDex  1.50 / Lame 3.92 / 192'
'TALB' (Album/Movie/Show title)                     'Genius: The Best of Warren Zevon'
'TBPM' (BPM (beats per minute))                     '90.614'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter', 'rock-cppex', 'ifs-songwriter-folk', 'ifs-songwriter-rock']
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002-10-15'
'TIT2' (Title/songname/content description)         'Detox Mansion'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Warren Zevon'
'TPE2' (Band/orchestra/accompaniment)               'Warren Zevon'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Elektra Entertainment/Rhino'
'TRCK' (Track number/Position in set)               '12/22'
'TSO2'                                              'Zevon, Warren'
'TSOP' (Performer sort order)                       'Zevon, Warren'
'TXXX:ASIN'                                         'B00006LA4I'
'TXXX:Acoustid Id'                                  'b447bbd2-d369-4bfc-9b89-bfbc04fa1ab3'
'TXXX:BARCODE'                                      '081227377120'
'TXXX:CATALOGNUMBER'                                'R2 73771/R2 73771'
'TXXX:MusicBrainz Album Artist Id'                  '970fb29f-e288-403e-a388-d2a7889bfa47'
'TXXX:MusicBrainz Album Id'                         '7a2ff025-5519-4c67-aa66-6b2921405a57'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '970fb29f-e288-403e-a388-d2a7889bfa47'
'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'                                   ['classic rock', 'alternative', 'rock', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'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'                        '+0.46 dB'
'TXXX:replaygain_track_peak'                        '0.343060'

========================== row from database ==========================
                                              'id'  1347469
                                            'path'  /data/Music/Bulk/00poprockelectronic/Warren Zevon - Genius - The Best of/12-detox mansion.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  193
                                           'genre'  ifs-songwriter;rock-cppex;ifs-songwriter-folk;ifs-songwriter-rock
                                        'filesize'  4657747
                                           'mtime'  1636401278
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 12 detox mansion ifs songwriter;rock cppex;ifs songwriter folk;ifs songwriter rock
                                      'tag_artist'  Warren Zevon
                                     'tag_release'  Genius: The Best of Warren Zevon
                                       'tag_title'  Detox Mansion
                                             'bpm'  90.614
                                    'search_title'  'detox':1 'mansion':2
                                   'search_artist'  'warren':1 'zevon':2
                                  'search_release'  'best':4 'genius':1,2 'of':5 'the':3 'warren':6 'zevon':7
                                     'search_rest'  '00poprockelectronic':1 'cppex':9,11 'detox':2 'folk':14,16 'ifs':4,10,12,15,17 'mansion':3 'rock':6,8,18 'songwriter':5,7,13
                                    'search_combo'  '00poprockelectronic':12 'best':8C 'cppex':20,22 'detox':1A,13 'folk':25,27 'genius':5C,6C 'ifs':15,21,23,26,28 'mansion':2A,14 'of':9C 'rock':17,19,29 'songwriter':16,18,24 'the':7C 'warren':3B,10C 'zevon':4B,11C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['classic rock', 'alternative', 'rock', 'folk', 'singer songwriter']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636401278.421037  (2021-11-08 20:54:38)
                             'size'  4657747