======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '116'
                                          'artist'  'Speedy West & Jimmy Bryant'
                                     'text_people'  'Speedy West'
                                         'release'  'Stratosphere Boogie: The Flaming Guitars of Speedy West & Jimmy Bryant'
                                           'title'  'Midnight Ramble'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['fip', 'country', 'steel guitar', 'western swing', 'rockabilly', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-soft-swing'
                                             'bpm'  '106.6'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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'TALB' (Album/Movie/Show title)                     'Stratosphere Boogie: The Flaming Guitars of Speedy West & Jimmy Bryant'
'TBPM' (BPM (beats per minute))                     '106.6'
'TCOM' (Composer)                                   'Speedy West'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-soft-swing'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Midnight Ramble'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Speedy West & Jimmy Bryant'
'TPE2' (Band/orchestra/accompaniment)               'Speedy West & Jimmy Bryant'
'TPUB' (Publisher)                                  'Razor & Tie'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['fip', 'country', 'steel guitar', 'western swing', 'rockabilly', '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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.18 dB'
'TXXX:replaygain_track_peak'                        '0.467133'

========================== row from database ==========================
                                              'id'  1370852
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Speedy West & Jimmy Bryant - 1995 - speedy west and jimmy bryant - flaming guitars/12-midnight ramble.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  116
                                           'genre'  prerock-jb-jazz-soft-swing
                                        'filesize'  3272903
                                           'mtime'  1620535395
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1995 speedy west and jimmy bryant flaming guitars 12 midnight ramble prerock jb jazz soft swing
                                      'tag_artist'  Speedy West & Jimmy Bryant
                                     'tag_release'  Stratosphere Boogie: The Flaming Guitars of Speedy West & Jimmy Bryant
                                       'tag_title'  Midnight Ramble
                                             'bpm'  106.6
                                    'search_title'  'midnight':1 'ramble':2
                                   'search_artist'  'bryant':4 'jimmy':3 'speedy':1 'west':2
                                  'search_release'  'boogie':2,3 'bryant':11 'flaming':5 'guitars':6 'jimmy':10 'of':7 'speedy':8 'stratosphere':1 'the':4 'west':9
                                     'search_rest'  '1995':5 'and':8 'bryant':10 'country':4 'exotica':2 'flaming':11 'guitars':12 'jazz':1 'jb':16 'jimmy':9 'midnight':13 'oldies':3 'prerock':15 'ramble':14 'soft':17 'speedy':6 'swing':18 'west':7
                                    'search_combo'  '1995':22 'and':25 'boogie':8C,9C 'bryant':6B,17C,27 'country':21 'exotica':19 'flaming':11C,28 'guitars':12C,29 'jazz':18 'jb':33 'jimmy':5B,16C,26 'midnight':1A,30 'of':13C 'oldies':20 'prerock':32 'ramble':2A,31 'soft':34 'speedy':3B,14C,23 'stratosphere':7C 'swing':35 'the':10C 'west':4B,15C,24
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['fip', 'country', 'steel guitar', 'western swing', 'rockabilly', 'rock']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620535394.6832356  (2021-05-09 06:43:14)
                             'size'  3272903