======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '137'
                                          'artist'  'Fi-Four Plus 2'
                                     'text_people'  'Danny Houlihan'
                                         'release'  "Garage Beat '66 Vol. 1: Like What, Me Worry?"
                                           'title'  'I Wanna Come Back (from the World of LSD)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  "['psychedelic', 'garage rock', 'lovedbybeyondwithin', 'all', '60s garage']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '112.4'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     "Garage Beat '66 Vol. 1: Like What, Me Worry?"
'TBPM' (BPM (beats per minute))                     '112.4'
'TCOM' (Composer)                                   'Danny Houlihan'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'I Wanna Come Back (from the World of LSD)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fi-Four Plus 2'
'TPE2' (Band/orchestra/accompaniment)               'Fi-Four Plus 2'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sundazed'
'TRCK' (Track number/Position in set)               '20'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['psychedelic', 'garage rock', 'lovedbybeyondwithin', 'all', '60s garage']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.44 dB'
'TXXX:replaygain_track_peak'                        '0.412310'

========================== row from database ==========================
                                              'id'  649476
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/The_Fe_-_Fi-Four_Plus_2_-_I_Wanna_Come_Back__from_the_World_of_LSD_.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  137
                                           'genre'  electronic-unsorted
                                        'filesize'  3311648
                                           'mtime'  1620544652
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music for maniacs The_Fe_ _Fi Four_Plus_2_ _I_Wanna_Come_Back__from_the_World_of_LSD_ electronic unsorted
                                      'tag_artist'  Fi-Four Plus 2
                                     'tag_release'  Garage Beat '66 Vol. 1: Like What, Me Worry?
                                       'tag_title'  I Wanna Come Back (from the World of LSD)
                                             'bpm'  112.4
                                    'search_title'  'back':4 'come':3 'from':5,6 'i':1 'lsd':10,11 'of':9 'the':7 'wanna':2 'world':8
                                   'search_artist'  '2':5 'fi':1 'fifour':3 'four':2 'plus':4
                                  'search_release'  '1':7,8 '66':3,4 'beat':2 'garage':1 'like':9 'me':12 'vol':5,6 'what':10,11 'worry':13
                                     'search_rest'  '2':9 'back':13 'come':12 'electronic':19 'fe':5 'fi':6 'for':2 'four':7 'from':14 'i':10 'lsd':18 'maniacs':3 'music':1 'of':17 'plus':8 'the':4,15 'unsorted':20 'wanna':11 'world':16
                                    'search_combo'  '1':23C,24C '2':16B,38 '66':19C,20C 'back':4A,42 'beat':18C 'come':3A,41 'electronic':48 'fe':34 'fi':12B,35 'fifour':14B 'for':31 'four':13B,36 'from':5A,6A,43 'garage':17C 'i':1A,39 'like':25C 'lsd':10A,11A,47 'maniacs':32 'me':28C 'music':30 'of':9A,46 'plus':15B,37 'the':7A,33,44 'unsorted':49 'vol':21C,22C 'wanna':2A,40 'what':26C,27C 'world':8A,45 'worry':29C
                                    'tag_tracknum'  20
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic', 'garage rock', 'lovedbybeyondwithin', 'all', '60s garage']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620544652.0760605  (2021-05-09 09:17:32)
                             'size'  3311648