======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '233'
                                          'artist'  'Darkstar'
                                     'text_people'  ''
                                         'release'  'North'
                                           'title'  'North'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['hyperdub', 'dubstep', 'ambient', 'synthpop', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '10'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '118.7'
                                             'key'  '1A'
                                        'acoustid'  'd47201cf-4887-45c3-9990-7b487537e39a'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'North'
'TBPM' (BPM (beats per minute))                     '118.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-10-18'
'TIT2' (Title/songname/content description)         'North'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Darkstar'
'TPE2' (Band/orchestra/accompaniment)               'Darkstar'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Hyperdub'
'TRCK' (Track number/Position in set)               '7/10'
'TSO2'                                              'Darkstar'
'TSOP' (Performer sort order)                       'Darkstar'
'TSRC' (ISRC (international standard recording code))  'GBLZC1000043'
'TXXX:ASIN'                                         'B00438L8FQ'
'TXXX:Acoustid Id'                                  'd47201cf-4887-45c3-9990-7b487537e39a'
'TXXX:BARCODE'                                      '5055300319708'
'TXXX:CATALOGNUMBER'                                'HDBLP006'
'TXXX:MusicBrainz Album Artist Id'                  '3b9b8093-f991-4101-97bc-5f7c4940919f'
'TXXX:MusicBrainz Album Id'                         '73717650-ff33-3a97-a511-34d304b3fa01'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '3b9b8093-f991-4101-97bc-5f7c4940919f'
'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:lastfmtags'                                   ['hyperdub', 'dubstep', 'ambient', 'synthpop', 'electronic', 'experimental']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.519583'

========================== row from database ==========================
                                              'id'  1362045
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Darkstar - North (2010)]/07 North.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  233
                                           'genre'  electronic
                                        'filesize'  9328764
                                           'mtime'  1636913109
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer (2010)] 07 electronic
                                      'tag_artist'  Darkstar
                                     'tag_release'  North
                                       'tag_title'  North
                                             'bpm'  118.7
                                    'search_title'  'north':1
                                   'search_artist'  'darkstar':1
                                  'search_release'  'north':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '2010':3,4 'electronic':5
                                    'search_combo'  '00calmer':5 '00poprockelectronic':4 '2010':6,7 'darkstar':2B 'electronic':8 'north':1A,3C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['hyperdub', 'dubstep', 'ambient', 'synthpop', 'electronic', 'experimental']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913108.8419485  (2021-11-14 19:05:08)
                             'size'  9328764