======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '349'
                                          'artist'  'Moby'
                                     'text_people'  ''
                                         'release'  'Early Underground'
                                           'title'  'Permanent Green'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'alternative', 'electronic', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic', 'house', 'techno', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '15'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '123.784'
                                             'key'  '9B'
                                        'acoustid'  '47304885-01c2-477b-9e81-e0a76ce56588'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Early Underground'
'TBPM' (BPM (beats per minute))                     '123.784'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Permanent Green'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Voodoo Child'
'TPE2' (Band/orchestra/accompaniment)               'Moby'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Instinct Records'
'TRCK' (Track number/Position in set)               '8/15'
'TSO2'                                              'Moby'
'TSOP' (Performer sort order)                       'Voodoo Child'
'TXXX:ASIN'                                         'B000001UTE'
'TXXX:Acoustid Id'                                  '47304885-01c2-477b-9e81-e0a76ce56588'
'TXXX:BARCODE'                                      '720841025023'
'TXXX:CATALOGNUMBER'                                'EX-250-2'
'TXXX:MusicBrainz Album Artist Id'                  '8970d868-0723-483b-a75b-51088913d3d4'
'TXXX:MusicBrainz Album Id'                         'd005ed4b-b744-3c61-885b-fac325d21599'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '69693972-070b-4d77-9d0d-8d922f815ce1'
'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:discogstags'                                  ['electronic', 'house', 'techno', 'ambient']
'TXXX:lastfmtags'                                   ['electronica', 'alternative', 'electronic', 'chillout', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.70 dB'
'TXXX:replaygain_track_peak'                        '0.747754'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5f4e092f-fdaf-488f-876f-eb0958a4fe40')

========================== row from database ==========================
                                              'id'  1333658
                                            'path'  /data/Music/Bulk/00poprockelectronic/Moby/[1993] Early Underground/Moby - Permanent Green - 08.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  349
                                           'genre'  electronic
                                        'filesize'  8390498
                                           'mtime'  1636914197
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [1993] 08 electronic
                                      'tag_artist'  Moby
                                     'tag_release'  Early Underground
                                       'tag_title'  Permanent Green
                                             'bpm'  123.784
                                    'search_title'  'green':2 'permanent':1
                                   'search_artist'  'moby':1
                                  'search_release'  'early':1 'underground':2
                                     'search_rest'  '00poprockelectronic':1 '1993':2,3 'electronic':4
                                    'search_combo'  '00poprockelectronic':6 '1993':7,8 'early':4C 'electronic':9 'green':2A 'moby':3B 'permanent':1A 'underground':5C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'alternative', 'electronic', 'chillout', 'ambient']
                                        'tag_date'  1993
                                     'discogstags'  ['electronic', 'house', 'techno', 'ambient']

============================== file details ==============================
                                           'mtime'  1636914196.5530355  (2021-11-14 19:23:16)
                             'size'  8390498