======================== unified (from filesystem) ========================
                                         'bitrate'  '285.637'
                                        'duration'  '123'
                                          'artist'  "Al's Untouchables"
                                     'text_people'  ''
                                         'release'  'Tape No022 - When I Close My Eyes'
                                           'title'  'Come On Baby'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['garage', 'iowa', '60s garage']"
                                     'discogstags'  "['garage rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '144.6'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'http://garagetapes.blogspot.com/'
'COMM:iTunNORM:eng'                                 (' 0000512B 000052ED 00016C9A 000175FE 00010A05 00010A05 000089A0 000089AB '
 '0001CB63 0001CB63')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000828 00000000005350C8 00000000 0043607F 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'B712B020+358992+32+150+11242+23840+33835+46045+57276+66787+78145+88628+98512+109504+119304+134279+145690+154593+165484+177065+188442+200854+209850+219154+230620+240476+252104+264381+274945+287473+295587+308811+317043+332911+348956'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '6'
'TALB' (Album/Movie/Show title)                     'Tape No022 - When I Close My Eyes'
'TBPM' (BPM (beats per minute))                     '144.6'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1966'
'TIT2' (Title/songname/content description)         'Come On Baby'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               "Al's Untouchables"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '08'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['garage rock', 'rock']
'TXXX:lastfmtags'                                   ['garage', 'iowa', '60s garage']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.19 dB'
'TXXX:replaygain_track_peak'                        '0.225419'
'TXXX:tracknum'                                     '08'

========================== row from database ==========================
                                              'id'  1500078
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT022/08 - Al_s Untouchables - Come On Baby (1966).mp3
                                         'working'  None
                                         'bitrate'  285
                                    'duration_sec'  123
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4425728
                                           'mtime'  1620382878
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT022 08 Al_s (1966) rock gr garage;set pl garagetapes
                                      'tag_artist'  Al's Untouchables
                                     'tag_release'  Tape No022 - When I Close My Eyes
                                       'tag_title'  Come On Baby
                                             'bpm'  144.6
                                    'search_title'  'baby':3 'come':1 'on':2
                                   'search_artist'  'al':1 'als':3 's':2 'untouchables':4
                                  'search_release'  'close':5 'eyes':7 'i':4 'my':6 'no022':2 'tape':1 'when':3
                                     'search_rest'  '1966':8,9 'al':6 'blogspot':2 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt022':5 'pl':16 'rock':10 's':7 'set':13,15
                                    'search_combo'  '1966':22,23 'al':4B,20 'als':6B 'baby':3A 'blogspot':16 'close':12C 'com':17 'come':1A 'eyes':14C 'garage':26,28 'garagetapes':15,31 'garagetapesblogspotcom':18 'gr':25 'gt022':19 'i':11C 'my':13C 'no022':9C 'on':2A 'pl':30 'rock':24 's':5B,21 'set':27,29 'tape':8C 'untouchables':7B 'when':10C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['garage', 'iowa', '60s garage']
                                        'tag_date'  1966
                                     'discogstags'  ['garage rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620382878.309355  (2021-05-07 12:21:18)
                             'size'  4425728