======================== unified (from filesystem) ========================
                                         'bitrate'  '259.204'
                                        'duration'  '152'
                                          'artist'  'Millencolin'
                                     'text_people'  ''
                                         'release'  'Kingwood'
                                           'title'  'Birdie'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['skate punk', 'swedish', 'punk rock', 'pop punk', 'punk', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '109.231'
                                             'key'  '12B'
                                        'acoustid'  '14a7f017-295b-402c-9a19-00838c22197b'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Kingwood'
'TBPM' (BPM (beats per minute))                     '109.231'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005-03-29'
'TIT2' (Title/songname/content description)         'Birdie'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Millencolin'
'TPE2' (Band/orchestra/accompaniment)               'Millencolin'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Burning Heart Records'
'TRCK' (Track number/Position in set)               '2/12'
'TSO2'                                              'Millencolin'
'TSOP' (Performer sort order)                       'Millencolin'
'TSRC' (ISRC (international standard recording code))  'SEVHC0412020'
'TXXX:Acoustid Id'                                  '14a7f017-295b-402c-9a19-00838c22197b'
'TXXX:CATALOGNUMBER'                                'BHR 197'
'TXXX:Mp3gain_minmax'                               '110,202'
'TXXX:Mp3gain_undo'                                 '+008,+008,N'
'TXXX:MusicBrainz Album Artist Id'                  'a11aacf5-fcbe-47f9-b065-75f4466c00ae'
'TXXX:MusicBrainz Album Id'                         '2e83d1cd-740a-4a12-a3f4-b9fc67602cee'
'TXXX:MusicBrainz Album Release Country'            'SE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a11aacf5-fcbe-47f9-b065-75f4466c00ae'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['skate punk', 'swedish', 'punk rock', 'pop punk', 'punk', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.91 dB'
'TXXX:replaygain_track_peak'                        '0.291656'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a19417b2-f666-4b20-9475-ab3253af94b0')

========================== row from database ==========================
                                              'id'  1421726
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Millencolin/Kingwood/02-Millencolin-Birdie-WLM.mp3
                                         'working'  None
                                         'bitrate'  259
                                    'duration_sec'  152
                                           'genre'  rock-gr-punk
                                        'filesize'  4942114
                                           'mtime'  1622659035
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 02 WLM rock gr punk
                                      'tag_artist'  Millencolin
                                     'tag_release'  Kingwood
                                       'tag_title'  Birdie
                                             'bpm'  109.231
                                    'search_title'  'birdie':1
                                   'search_artist'  'millencolin':1
                                  'search_release'  'kingwood':1
                                     'search_rest'  'garage':2 'gr':7 'punk':1 'rock':6 'stoner':4 'surf':3 'wlm':5
                                    'search_combo'  'birdie':1A 'garage':5 'gr':10 'kingwood':3C 'millencolin':2B 'punk':4 'rock':9 'stoner':7 'surf':6 'wlm':8
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['skate punk', 'swedish', 'punk rock', 'pop punk', 'punk', 'rock']
                                        'tag_date'  2005
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659035.0548246  (2021-06-02 20:37:15)
                             'size'  4942114