======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '237'
                                          'artist'  'Conrad Schnitzler'
                                     'text_people'  ''
                                         'release'  'Convex'
                                           'title'  'A5'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['krautrock', 'avant garde', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic', 'electro', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '15'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '129.4'
                                             'key'  '6A'
                                        'acoustid'  'f9b5a453-da3c-495b-b2d6-d4c07056868b'
rest: ''

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

'APIC:picture'                                      type PictureType.COVER_FRONT (Cover (front)) b'picture'
                                     
'COMM:iTunNORM:eng'                                 (' 00000F2A 0000149D 0000B0E9 000109C1 00023659 00023659 00006D7F 00008000 '
 '00006B92 00006B92')
'TALB' (Album/Movie/Show title)                     'Convex'
'TBPM' (BPM (beats per minute))                     '129.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '1982'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'A5'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Conrad Schnitzler'
'TPE2' (Band/orchestra/accompaniment)               'Conrad Schnitzler'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Captain Trip Records'
'TRCK' (Track number/Position in set)               '13/15'
'TSO2'                                              'Schnitzler, Conrad'
'TSOP' (Performer sort order)                       'Schnitzler, Conrad'
'TXXX:Acoustid Id'                                  'f9b5a453-da3c-495b-b2d6-d4c07056868b'
'TXXX:Artists'                                      'Conrad Schnitzler'
'TXXX:CATALOGNUMBER'                                'CTCD-617'
'TXXX:MusicBrainz Album Artist Id'                  '69f20d99-1e04-4a18-aa6b-d31cd5331267'
'TXXX:MusicBrainz Album Id'                         '943ab6ab-4adc-4ea1-be97-980a87696448'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '69f20d99-1e04-4a18-aa6b-d31cd5331267'
'TXXX:MusicBrainz Release Group Id'                 '4de3f84d-62e1-43c3-b653-d617790c721d'
'TXXX:MusicBrainz Release Track Id'                 'db625656-045e-4c18-aa20-6f6339260ae1'
'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'                                  ['electronic', 'electro', 'experimental']
'TXXX:lastfmtags'                                   ['krautrock', 'avant garde', 'electronic', 'experimental', 'ambient']
'TXXX:originalyear'                                 '1982'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+3.90 dB'
'TXXX:replaygain_track_peak'                        '0.299301'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'38a2316b-3088-4bed-aacc-ce6461111e70')

========================== row from database ==========================
                                              'id'  1515240
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Conrad Schnitzler - convex/Conrad Schnitzler - Convex [Artgallery] - 13 - Nosferatu_s Hydraulic Glass Menagerie.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  237
                                           'genre'  electronic-experimental
                                        'filesize'  5715550
                                           'mtime'  1622801391
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm convex [Artgallery] 13 Nosferatu_s Hydraulic Glass Menagerie electronic experimental
                                      'tag_artist'  Conrad Schnitzler
                                     'tag_release'  Convex
                                       'tag_title'  A5
                                             'bpm'  129.4
                                    'search_title'  'a5':1
                                   'search_artist'  'conrad':1 'schnitzler':2
                                  'search_release'  'convex':1
                                     'search_rest'  'artgallery':2,3 'convex':1 'electronic':9 'experimental':10 'glass':7 'hydraulic':6 'menagerie':8 'nosferatu':4 's':5
                                    'search_combo'  'a5':1A 'artgallery':6,7 'conrad':2B 'convex':4C,5 'electronic':13 'experimental':14 'glass':11 'hydraulic':10 'menagerie':12 'nosferatu':8 's':9 'schnitzler':3B
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['krautrock', 'avant garde', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'electro', 'experimental']

============================== file details ==============================
                                           'mtime'  1622801391.0586796  (2021-06-04 12:09:51)
                             'size'  5715550