======================== unified (from filesystem) ========================
                                         'bitrate'  '230.904'
                                        'duration'  '232'
                                          'artist'  'Suzanne Vega'
                                     'text_people'  ''
                                         'release'  'Suzanne Vega'
                                           'title'  'Small Blue Thing'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative', 'female vocalists', 'pop', 'folk', 'singer songwriter']"
                                     'discogstags'  "['rock', 'pop', 'folk, world, & country', 'soft rock', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '10'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '130'
                                             'key'  '4B'
                                        'acoustid'  'c51e6b9a-2708-46ef-8f72-90c458e36ecb'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Suzanne Vega'
'TBPM' (BPM (beats per minute))                     '130'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '1985'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Small Blue Thing'
'TKEY' (Initial key)                                '4B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Suzanne Vega'
'TPE2' (Band/orchestra/accompaniment)               'Suzanne Vega'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A&M Records'
'TRCK' (Track number/Position in set)               '4/10'
'TSO2'                                              'Vega, Suzanne'
'TSOP' (Performer sort order)                       'Vega, Suzanne'
'TSRC' (ISRC (international standard recording code))  'USAM18502311'
'TXXX:ASIN'                                         'B000026GZM'
'TXXX:Acoustid Id'                                  'c51e6b9a-2708-46ef-8f72-90c458e36ecb'
'TXXX:Artists'                                      'Suzanne Vega'
'TXXX:BARCODE'                                      '082839507226'
'TXXX:CATALOGNUMBER'                                '395 072-2/CD 5072'
'TXXX:MusicBrainz Album Artist Id'                  'cf119120-7df5-47d7-9dec-49f8837a4e40'
'TXXX:MusicBrainz Album Id'                         '9e3fd9fb-c8e4-473a-8039-3b9f98fae61d'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'cf119120-7df5-47d7-9dec-49f8837a4e40'
'TXXX:MusicBrainz Release Group Id'                 'ec8b40df-f243-30a6-a076-3691d7f851f2'
'TXXX:MusicBrainz Release Track Id'                 '3d2c77d5-fb1f-42c0-9e8e-f839f11c2bf4'
'TXXX:Q-HAP'                                        '2'
'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'                                  ['rock', 'pop', 'folk, world, & country', 'soft rock', 'folk']
'TXXX:lastfmtags'                                   ['alternative', 'female vocalists', 'pop', 'folk', 'singer songwriter']
'TXXX:originalyear'                                 '1985'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.33 dB'
'TXXX:replaygain_track_peak'                        '0.840811'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a1a8807b-b711-45e0-b16c-d783d73ba1b4')

========================== row from database ==========================
                                              'id'  1298425
                                            'path'  /data/Music/Bulk/00poprockelectronic/Suzanne Vega/Suzanne Vega/Suzanne Vega - Suzanne Vega - 04 - Small Blue Thing.mp3
                                         'working'  None
                                         'bitrate'  230
                                    'duration_sec'  232
                                           'genre'  ifs-songwriter
                                        'filesize'  6781549
                                           'mtime'  1628357181
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 04 ifs songwriter
                                      'tag_artist'  Suzanne Vega
                                     'tag_release'  Suzanne Vega
                                       'tag_title'  Small Blue Thing
                                             'bpm'  130.0
                                    'search_title'  'blue':2 'small':1 'thing':3
                                   'search_artist'  'suzanne':1 'vega':2
                                  'search_release'  'suzanne':1 'vega':2
                                     'search_rest'  '00poprockelectronic':1 'ifs':2 'songwriter':3
                                    'search_combo'  '00poprockelectronic':8 'blue':2A 'ifs':9 'small':1A 'songwriter':10 'suzanne':4B,6C 'thing':3A 'vega':5B,7C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative', 'female vocalists', 'pop', 'folk', 'singer songwriter']
                                        'tag_date'  1985
                                     'discogstags'  ['rock', 'pop', 'folk, world, & country', 'soft rock', 'folk']

============================== file details ==============================
                                           'mtime'  1628357181.1877644  (2021-08-07 19:26:21)
                             'size'  6781549