======================== unified (from filesystem) ========================
                                         'bitrate'  '149.439'
                                        'duration'  '316'
                                          'artist'  'Low'
                                     'text_people'  ''
                                         'release'  'I Could Live in Hope'
                                           'title'  'Drag'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'slowcore', 'post rock', 'alternative', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '11'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic;ifs-songwriter-indie-pop'
                                             'bpm'  '144.130'
                                             'key'  '8A'
                                        'acoustid'  '54c28d33-0cdb-4658-8e53-90e46031941b'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'I Could Live in Hope'
'TBPM' (BPM (beats per minute))                     '144.130'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'ifs-songwriter-indie-pop']
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994-02-18'
'TIT2' (Title/songname/content description)         'Drag'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Low'
'TPE2' (Band/orchestra/accompaniment)               'Low'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Vernon Yard Recordings'
'TRCK' (Track number/Position in set)               '9/11'
'TSO2'                                              'Low'
'TSOP' (Performer sort order)                       'Low'
'TXXX:ASIN'                                         'B000000A3K'
'TXXX:Acoustid Id'                                  '54c28d33-0cdb-4658-8e53-90e46031941b'
'TXXX:BARCODE'                                      '017046800525'
'TXXX:CATALOGNUMBER'                                'YARD CD 6'
'TXXX:MusicBrainz Album Artist Id'                  '42faad37-8aaa-42e4-a300-5a7dae79ed24'
'TXXX:MusicBrainz Album Id'                         '2f4394d1-c5fa-493c-99dc-58d96b5864cf'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '42faad37-8aaa-42e4-a300-5a7dae79ed24'
'TXXX:Q-HAP'                                        '3'
'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'                                   ['indie', 'slowcore', 'post rock', 'alternative', 'indie rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.642242'

========================== row from database ==========================
                                              'id'  1320559
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Low - 1994 - I Could Live In Hope/09 - Drag.mp3
                                         'working'  None
                                         'bitrate'  149
                                    'duration_sec'  316
                                           'genre'  electronic;ifs-songwriter-indie-pop
                                        'filesize'  5919030
                                           'mtime'  1636913186
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer 1994 In 09 electronic;ifs songwriter indie pop
                                      'tag_artist'  Low
                                     'tag_release'  I Could Live in Hope
                                       'tag_title'  Drag
                                             'bpm'  144.13
                                    'search_title'  'drag':1
                                   'search_artist'  'low':1
                                  'search_release'  'could':2 'hope':5 'i':1 'in':4 'live':3
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '1994':3 'electronic':5,7 'ifs':6,8 'in':4 'indie':10 'pop':11 'songwriter':9
                                    'search_combo'  '00calmer':9 '00poprockelectronic':8 '1994':10 'could':4C 'drag':1A 'electronic':12,14 'hope':7C 'i':3C 'ifs':13,15 'in':6C,11 'indie':17 'live':5C 'low':2B 'pop':18 'songwriter':16
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['indie', 'slowcore', 'post rock', 'alternative', 'indie rock']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913186.436393  (2021-11-14 19:06:26)
                             'size'  5919030