======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '206'
                                          'artist'  'Brian Eno'
                                     'text_people'  ''
                                         'release'  'I: Instrumental'
                                           'title'  'Two Rapid Formations'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-1', 'q-grit-1', 'q-play-3', "
 "'q-chart-4', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'alternative', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '31'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '135.2'
                                             'key'  '10B'
                                        'acoustid'  '7127976e-8e18-4fd3-8911-eabf438a2330'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'TALB' (Album/Movie/Show title)                     'I: Instrumental'
'TBPM' (BPM (beats per minute))                     '135.2'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Two Rapid Formations'
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Brian Eno'
'TPE2' (Band/orchestra/accompaniment)               'Brian Eno'
'TPOS' (Part of a set)                              '1/3'
'TPUB' (Publisher)                                  'Virgin'
'TRCK' (Track number/Position in set)               '12/31'
'TSO2'                                              'Eno, Brian'
'TSOP' (Performer sort order)                       'Eno, Brian'
'TXXX:ASIN'                                         'B000008FE2'
'TXXX:Acoustid Id'                                  '7127976e-8e18-4fd3-8911-eabf438a2330'
'TXXX:BARCODE'                                      '724383911028'
'TXXX:CATALOGNUMBER'                                'ENOBX 1'
'TXXX:MusicBrainz Album Artist Id'                  'ff95eb47-41c4-4f7f-a104-cdc30f02e872'
'TXXX:MusicBrainz Album Id'                         '6de6a6e5-247f-437f-8e79-45de3da502d4'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'ff95eb47-41c4-4f7f-a104-cdc30f02e872'
'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', 'ambient']
'TXXX:lastfmtags'                                   ['electronica', 'alternative', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.92 dB'
'TXXX:replaygain_track_peak'                        '0.803815'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'eb219098-ea97-49d1-b7ca-8213b657070b')

========================== row from database ==========================
                                              'id'  1374351
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/Brian Eno - Eno Box 1_ Instrumental/1-12 Two Rapid Formations.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  206
                                           'genre'  electronic-ambient
                                        'filesize'  5014476
                                           'mtime'  1636910541
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient Box 1_ 1 12 electronic ambient
                                      'tag_artist'  Brian Eno
                                     'tag_release'  I: Instrumental
                                       'tag_title'  Two Rapid Formations
                                             'bpm'  135.2
                                    'search_title'  'formations':3 'rapid':2 'two':1
                                   'search_artist'  'brian':1 'eno':2
                                  'search_release'  'i':1,2 'instrumental':3
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 '1':4,5 'ambient':7 'box':3 'electronic':6
                                    'search_combo'  '00ambient':10 '00poprockelectronic':9 '1':12,13 'ambient':15 'box':11 'brian':4B 'electronic':14 'eno':5B 'formations':3A 'i':6C,7C 'instrumental':8C 'rapid':2A 'two':1A
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-1', 'q-drums-1', 'q-syn-3', 'q-chart-4', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['electronica', 'alternative', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  1993
                                     'discogstags'  ['electronic', 'ambient']

============================== file details ==============================
                                           'mtime'  1636910540.8472931  (2021-11-14 18:22:20)
                             'size'  5014476