======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '139'
                                          'artist'  'Ssassa'
                                     'text_people'  ''
                                         'release'  'Balkanbeats, Volume 1'
                                           'title'  'Romanela'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['balkan', 'gypsy', 'folk', 'world music', 'world']"
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '15'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '95.618'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '2000s'
'COMM:Songs-DB_Custom1:eng'                         '2000s'
'COMM:Songs-DB_Custom2:eng'                         'Brass; Saxophone; Bass'
'POPM:'                                             POPM(email='', rating=204, count=0)
'TALB' (Album/Movie/Show title)                     'Balkanbeats, Volume 1'
'TBPM' (BPM (beats per minute))                     '95.618'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-05-22'
'TIT2' (Title/songname/content description)         'Romanela'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ssassa'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Eastblok Music'
'TRCK' (Track number/Position in set)               '11/15'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Ssassa'
'TXXX:ASIN'                                         'B0009OAJ1C'
'TXXX:BARCODE'                                      '4042564013771'
'TXXX:CATALOGNUMBER'                                'EBM003'
'TXXX:FMPS_Rating'                                  '0.8'
'TXXX:MP3GAIN_MINMAX'                               '093,205'
'TXXX:MP3GAIN_UNDO'                                 '+005,+005,N'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'd4b1dc0d-2173-4f7f-9931-8ff4a228b28c'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'ffd5b3cf-822f-4ae5-b71f-78fe36b777ec'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'folk, world, & country'
'TXXX:lastfmtags'                                   ['balkan', 'gypsy', 'folk', 'world music', 'world']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.23 dB'
'TXXX:replaygain_track_peak'                        '0.446772'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'080cf15c-2bbd-4e9a-90d8-d9b2b518b33c')

========================== row from database ==========================
                                              'id'  926110
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/Balkan Beats/BalkanBeats Vol.1 (2005)/(11) [Ssassa] Romanela.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  139
                                           'genre'  loc-m
                                        'filesize'  5647787
                                           'mtime'  1620526511
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east Beats BalkanBeats Vol.1 (2005) (11) [Ssassa] loc
                                      'tag_artist'  Ssassa
                                     'tag_release'  Balkanbeats, Volume 1
                                       'tag_title'  Romanela
                                             'bpm'  95.618
                                    'search_title'  'romanela':1
                                   'search_artist'  'ssassa':1
                                  'search_release'  '1':4 'balkanbeats':1,2 'volume':3
                                     'search_rest'  '00south':1 '1':8 '11':12,13 '2005':10,11 'balkan':17 'balkanbeats':6 'beats':5 'east':4 'europe':2 'loc':16 'middle':3 'ssassa':14,15 'vol':7 'vol1':9
                                    'search_combo'  '00south':7 '1':6C,14 '11':18,19 '2005':16,17 'balkan':23 'balkanbeats':3C,4C,12 'beats':11 'east':10 'europe':8 'loc':22 'middle':9 'romanela':1A 'ssassa':2B,20,21 'vol':13 'vol1':15 'volume':5C
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['balkan', 'gypsy', 'folk', 'world music', 'world']
                                        'tag_date'  2006
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1620526510.723023  (2021-05-09 04:15:10)
                             'size'  5647787