======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '223'
                                          'artist'  'Darkstar'
                                     'text_people'  ''
                                         'release'  'North'
                                           'title'  'Dear Heartbeat'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'Q-PLAY-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-4', 'q-chart-2', 'q-drums-2', 'q-other-2', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['hyperdub', 'dubstep', 'ambient', 'synthpop', 'electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '10'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '121.2'
                                             'key'  '1A'
                                        'acoustid'  '5fc46faa-7896-4eb2-b791-569cf2cc73e9'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'North'
'TBPM' (BPM (beats per minute))                     '121.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-10-18'
'TIT2' (Title/songname/content description)         'Dear Heartbeat'
'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)               '9/10'
'TSO2'                                              'Darkstar'
'TSOP' (Performer sort order)                       'Darkstar'
'TSRC' (ISRC (international standard recording code))  'GBLZC1000045'
'TXXX:ASIN'                                         'B00438L8FQ'
'TXXX:Acoustid Id'                                  '5fc46faa-7896-4eb2-b791-569cf2cc73e9'
'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-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['hyperdub', 'dubstep', 'ambient', 'synthpop', 'electronic', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.62 dB'
'TXXX:replaygain_track_peak'                        '0.438519'

========================== row from database ==========================
                                              'id'  1365386
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Darkstar - North (2010)]/09 Dear Heartbeat.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  223
                                           'genre'  electronic
                                        'filesize'  8949466
                                           'mtime'  1636913109
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer (2010)] 09 electronic
                                      'tag_artist'  Darkstar
                                     'tag_release'  North
                                       'tag_title'  Dear Heartbeat
                                             'bpm'  121.2
                                    'search_title'  'dear':1 'heartbeat':2
                                   'search_artist'  'darkstar':1
                                  'search_release'  'north':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '2010':3,4 'electronic':5
                                    'search_combo'  '00calmer':6 '00poprockelectronic':5 '2010':7,8 'darkstar':3B 'dear':1A 'electronic':9 'heartbeat':2A 'north':4C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['hyperdub', 'dubstep', 'ambient', 'synthpop', 'electronic', 'experimental']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913108.8795745  (2021-11-14 19:05:08)
                             'size'  8949466