======================== unified (from filesystem) ========================
                                         'bitrate'  '144.129'
                                        'duration'  '271'
                                          'artist'  'Balam Acab'
                                     'text_people'  ''
                                         'release'  'See Birds'
                                           'title'  'Big Boy'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dubstep', 'electronic', 'psychedelic', 'witch house', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '5'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '119.900'
                                             'key'  '8B'
                                        'acoustid'  'c5e04707-d699-4ccd-818c-d296777812ef'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000973 00000973 0000A3EE 0000A3EE 00012CC5 00012CC5 00008000 00008000 '
 '0000DDC4 0000DDC4')
'TALB' (Album/Movie/Show title)                     'See Birds'
'TBPM' (BPM (beats per minute))                     '119.900'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-08-16'
'TIT2' (Title/songname/content description)         'Big Boy'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Balam Acab'
'TPE2' (Band/orchestra/accompaniment)               'Balam Acab'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Tri Angle'
'TRCK' (Track number/Position in set)               '3/5'
'TSO2'                                              'Balam Acab'
'TSOP' (Performer sort order)                       'Balam Acab'
'TSRC' (ISRC (international standard recording code))  'DEU671001773'
'TXXX:ASIN'                                         'B003WR9RL6'
'TXXX:Acoustid Id'                                  'c5e04707-d699-4ccd-818c-d296777812ef'
'TXXX:BARCODE'                                      '880319483110'
'TXXX:CATALOGNUMBER'                                'TRI ANGLE 01'
'TXXX:MusicBrainz Album Artist Id'                  '9ff5d95a-78ec-4468-835f-7d2b973543ca'
'TXXX:MusicBrainz Album Id'                         '758dc47e-aea3-48b8-a72c-1233f414fff7'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '9ff5d95a-78ec-4468-835f-7d2b973543ca'
'TXXX:MusicBrainz Release Group Id'                 '8ee5e37a-31e3-4e0b-99b4-d8df49a661bd'
'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'
'TXXX:lastfmtags'                                   ['dubstep', 'electronic', 'psychedelic', 'witch house', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'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'                        '+0.76 dB'
'TXXX:replaygain_track_peak'                        '0.373921'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7b39a023-c5f3-42eb-bb24-ed31079e8101')

========================== row from database ==========================
                                              'id'  1377244
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Balam Acab/see birds/03 Big Boy.mp3
                                         'working'  None
                                         'bitrate'  144
                                    'duration_sec'  271
                                           'genre'  electronic
                                        'filesize'  5024571
                                           'mtime'  1636913071
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer see birds 03 electronic
                                      'tag_artist'  Balam Acab
                                     'tag_release'  See Birds
                                       'tag_title'  Big Boy
                                             'bpm'  119.9
                                    'search_title'  'big':1 'boy':2
                                   'search_artist'  'acab':2 'balam':1
                                  'search_release'  'birds':2 'see':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 'birds':4 'electronic':5 'see':3
                                    'search_combo'  '00calmer':8 '00poprockelectronic':7 'acab':4B 'balam':3B 'big':1A 'birds':6C,10 'boy':2A 'electronic':11 'see':5C,9
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8B
                                           '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-2', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dubstep', 'electronic', 'psychedelic', 'witch house', 'ambient']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636913070.957009  (2021-11-14 19:04:30)
                             'size'  5024571