======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '145'
                                          'artist'  'Threshold Of Sound'
                                     'text_people'  ''
                                         'release'  "Tape No040 - She's Mine, Isn't She"
                                           'title'  "She's Mine"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['garage rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '144.3'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'http://garagetapes.blogspot.com/'
'TALB' (Album/Movie/Show title)                     "Tape No040 - She's Mine, Isn't She"
'TBPM' (BPM (beats per minute))                     '144.3'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         "She's Mine"
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Threshold Of Sound'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '07'
'TXXX:COUNTRY'                                      'US'
'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:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+24.21 dB'
'TXXX:replaygain_track_peak'                        '0.029366'
'TXXX:tracknum'                                     '07'

========================== row from database ==========================
                                              'id'  1533434
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT040 - She_s Mine, Isn_t She/07 - Threshold Of Sound - She_s Mine (196 US).mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  145
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  4081225
                                           'mtime'  1620383082
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT040 She_s Isn_t 07 She_s (196 US) rock gr garage;set pl garagetapes
                                      'tag_artist'  Threshold Of Sound
                                     'tag_release'  Tape No040 - She's Mine, Isn't She
                                       'tag_title'  She's Mine
                                             'bpm'  144.3
                                    'search_title'  'mine':4 's':2 'she':1 'shes':3
                                   'search_artist'  'of':2 'sound':3 'threshold':1
                                  'search_release'  'isn':8 'isnt':10 'mine':6,7 'no040':2 's':4 'she':3,11 'shes':5 't':9 'tape':1
                                     'search_rest'  '196':10,11 'blogspot':2 'com':3 'garage':16,18 'garagetapes':1,21 'garagetapesblogspotcom':4 'gr':15 'gt040':5 'isn':8 'pl':20 'rock':14 's':7 'set':17,19 'she':6 't':9 'us':12,13
                                    'search_combo'  '196':28,29 'blogspot':20 'com':21 'garage':34,36 'garagetapes':19,39 'garagetapesblogspotcom':22 'gr':33 'gt040':23 'isn':15C,26 'isnt':17C 'mine':4A,13C,14C 'no040':9C 'of':6B 'pl':38 'rock':32 's':2A,11C,25 'set':35,37 'she':1A,10C,18C,24 'shes':3A,12C 'sound':7B 't':16C,27 'tape':8C 'threshold':5B 'us':30,31
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  ['garage rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620383082.3061721  (2021-05-07 12:24:42)
                             'size'  4081225