======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '258'
                                          'artist'  'Moody Blues'
                                     'text_people'  'John Lodge'
                                         'release'  'Progsoup 30'
                                           'title'  "I'm Just a Singer (In a Rock &"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['progressive rock', 'classic rock', '60s', 'rock', 'psychedelic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '23'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '98.790'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Progsoup 30'
'TBPM' (BPM (beats per minute))                     '98.790'
'TCOM' (Composer)                                   'John Lodge'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         "I'm Just a Singer (In a Rock &"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Moody Blues'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Polydor'
'TRCK' (Track number/Position in set)               '23'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['progressive rock', 'classic rock', '60s', 'rock', 'psychedelic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                        '-1.20 dB'
'TXXX:replaygain_track_peak'                        '0.562834'

========================== row from database ==========================
                                              'id'  1522139
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 30 (hitsoup)/1689 the moody blues - i_m just a singer (in a rock & roll band).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  258
                                           'genre'  rock-cppex-progressive
                                        'filesize'  5175175
                                           'mtime'  1620737095
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup (hitsoup) 1689 the moody blues i_m just singer (in rock roll band) rock cppex progressive
                                      'tag_artist'  Moody Blues
                                     'tag_release'  Progsoup 30
                                       'tag_title'  I'm Just a Singer (In a Rock &
                                             'bpm'  98.79
                                    'search_title'  'a':5 'i':1 'im':3 'in':7,8 'just':4 'm':2 'rock':9 'singer':6
                                   'search_artist'  'blues':2 'moody':1
                                  'search_release'  '30':2 'progsoup':1
                                     'search_rest'  '1689':5 'band':17,18 'blues':8 'classicprogpsy':1 'cppex':19 'hitsoup':3,4 'i':9 'in':13,14 'just':11 'm':10 'moody':7 'progressive':20 'progsoup':2 'rock':15 'roll':16 'singer':12 'the':6
                                    'search_combo'  '1689':18 '30':13C 'a':5A 'band':30,31 'blues':11B,21 'classicprogpsy':14 'cppex':32 'hitsoup':16,17 'i':1A,22 'im':3A 'in':7A,8A,26,27 'just':4A,24 'm':2A,23 'moody':10B,20 'progressive':33 'progsoup':12C,15 'rock':9A,28 'roll':29 'singer':6A,25 'the':19
                                    'tag_tracknum'  23
                                      'num_images'  0
                                             'key'  10A
                                           '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'classic rock', '60s', 'rock', 'psychedelic']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737094.6778731  (2021-05-11 14:44:54)
                             'size'  5175175