======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '138'
                                          'artist'  "Blue's Men"
                                     'text_people'  ''
                                         'release'  'Tape No066 - Reflections Of A Sun Freakout'
                                           'title'  'Reflections Of A Sun Freakout'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', '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']")
                                      'lastfmtags'  "['rhythm and blues', 'rock', 'garage', 'argentina', 'beat']"
                                     'discogstags'  "['garage rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '140.2'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM::esl'                                         'http://garagetapes.blogspot.com/'
'TALB' (Album/Movie/Show title)                     'Tape No066 - Reflections Of A Sun Freakout'
'TBPM' (BPM (beats per minute))                     '140.2'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         'Reflections Of A Sun Freakout'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               "Blue's Men"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16'
'TXXX:COUNTRY'                                      'AR'
'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'                                   ['rhythm and blues', 'rock', 'garage', 'argentina', 'beat']
'TXXX:q-bass'                                       '2'
'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'                        '+23.80 dB'
'TXXX:replaygain_track_peak'                        '0.036635'
'TXXX:tracknum'                                     '16'

========================== row from database ==========================
                                              'id'  1503893
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT066/16 - Blue_s Men - Reflections Of A Sun Freakout (1968 AR).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  138
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3321856
                                           'mtime'  1620383329
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT066 16 Blue_s (1968 AR) rock gr garage;set pl garagetapes
                                      'tag_artist'  Blue's Men
                                     'tag_release'  Tape No066 - Reflections Of A Sun Freakout
                                       'tag_title'  Reflections Of A Sun Freakout
                                             'bpm'  140.2
                                    'search_title'  'a':3 'freakout':5 'of':2 'reflections':1 'sun':4
                                   'search_artist'  'blue':1 'blues':3 'men':4 's':2
                                  'search_release'  'a':5 'freakout':7 'no066':2 'of':4 'reflections':3 'sun':6 'tape':1
                                     'search_rest'  '1968':8,9 'ar':10,11 'blogspot':2 'blue':6 'com':3 'garage':14,16 'garagetapes':1,19 'garagetapesblogspotcom':4 'gr':13 'gt066':5 'pl':18 'rock':12 's':7 'set':15,17
                                    'search_combo'  '1968':24,25 'a':3A,14C 'ar':26,27 'blogspot':18 'blue':6B,22 'blues':8B 'com':19 'freakout':5A,16C 'garage':30,32 'garagetapes':17,35 'garagetapesblogspotcom':20 'gr':29 'gt066':21 'men':9B 'no066':11C 'of':2A,13C 'pl':34 'reflections':1A,12C 'rock':28 's':7B,23 'set':31,33 'sun':4A,15C 'tape':10C
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  3A
                                           '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-2', 'q-grit-2']
                                      'lastfmtags'  ['rhythm and blues', 'rock', 'garage', 'argentina', 'beat']
                                        'tag_date'  1968
                                     'discogstags'  ['garage rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620383328.9829361  (2021-05-07 12:28:48)
                             'size'  3321856