======================== unified (from filesystem) ========================
                                         'bitrate'  '179.863'
                                        'duration'  '146'
                                          'artist'  'Tears for Fears'
                                     'text_people'  ''
                                         'release'  'Songs From the Big Chair (disc'
                                           'title'  'When in Love With a Blind Man'
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 "'q-chart-4', 'q-drums-1', 'q-other-3', 'q-vocals-3', 'q-mixbeat-3', "
 "'Q-PIANO-3']")
                                      'lastfmtags'  "['80s', 'new wave', 'synth pop', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '140.433'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '140.433'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'When in Love With a Blind Man'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tears for Fears'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'synth pop', 'pop', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.85 dB'
'TXXX:replaygain_track_peak'                        '0.509168'

========================== row from database ==========================
                                              'id'  1342381
                                            'path'  /data/Music/Bulk/00poprockelectronic/album top 1000/0247 Tears for Fears - Songs from the Big Chair/Songs From the Big Chair (disc 1)-14-When in Love With a Blind Man.mp3
                                         'working'  None
                                         'bitrate'  179
                                    'duration_sec'  146
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  3304910
                                           'mtime'  1628353853
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic album top 1000 0247 from 1) 14 electronic we electropop synthpop
                                      'tag_artist'  Tears for Fears
                                     'tag_release'  Songs From the Big Chair (disc
                                       'tag_title'  When in Love With a Blind Man
                                             'bpm'  140.433
                                    'search_title'  'a':5 'blind':6 'in':2 'love':3 'man':7 'when':1 'with':4
                                   'search_artist'  'fears':3 'for':2 'tears':1
                                  'search_release'  'big':4 'chair':5 'disc':6,7 'from':2 'songs':1 'the':3
                                     'search_rest'  '00poprockelectronic':1 '0247':5 '1':7,8 '1000':4 'album':2 'electronic':9 'electropop':11 'from':6 'synthpop':12 'top':3 'we':10
                                    'search_combo'  '00poprockelectronic':18 '0247':22 '1':24,25 '1000':21 'a':5A 'album':19 'big':14C 'blind':6A 'chair':15C 'disc':16C,17C 'electronic':26 'electropop':28 'fears':10B 'for':9B 'from':12C,23 'in':2A 'love':3A 'man':7A 'songs':11C 'synthpop':29 'tears':8B 'the':13C 'top':20 'we':27 'when':1A 'with':4A
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'synth pop', 'pop', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628353852.8969936  (2021-08-07 18:30:52)
                             'size'  3304910