======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '55'
                                          'artist'  'Tom Waits'
                                     'text_people'  ''
                                         'release'  'Nighthawks at the dinner'
                                           'title'  'Track 10'
                                           'quals'  ("['Q-JZFKS-2', 'Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['blues', 'rock', 'alternative', 'experimental', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '139.274'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::dut'                                         '10'
'COMM:ID3v1 Comment:XXX'                            '10'
'PRIV:AverageLevel:\x9f\x07\x00\x00'                PRIV(owner='AverageLevel', data=b'\x9f\x07\x00\x00')
"PRIV:PeakValue:'V\x00\x00"                         PRIV(owner='PeakValue', data=b"'V\x00\x00")
'TALB' (Album/Movie/Show title)                     'Nighthawks at the dinner'
'TBPM' (BPM (beats per minute))                     '139.274'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TFLT' (File type)                                  '/3'
'TIT2' (Title/songname/content description)         'Track 10'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 '(CD/DD)'
'TPE1' (Lead performer(s)/Soloist(s))               'Tom Waits'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['blues', 'rock', 'alternative', 'experimental', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.14 dB'
'TXXX:replaygain_track_peak'                        '0.565996'

========================== row from database ==========================
                                              'id'  1258892
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Waits, Tom - Tom Waits/Nighthawks at the dinner/10 - (Intro).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  55
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  1118208
                                           'mtime'  1639508268
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Waits, (Intro) ifs songwriter eos
                                      'tag_artist'  Tom Waits
                                     'tag_release'  Nighthawks at the dinner
                                       'tag_title'  Track 10
                                             'bpm'  139.274
                                    'search_title'  'track':1
                                   'search_artist'  'tom':1 'waits':2
                                  'search_release'  'at':2 'dinner':4 'nighthawks':1 'the':3
                                     'search_rest'  '00singer':1 'eos':3 'ifs':8 'intro':6,7 'songwriter':2 'waits':4,5
                                    'search_combo'  '00singer':8 'at':5C 'dinner':7C 'eos':10 'ifs':15 'intro':13,14 'nighthawks':4C 'songwriter':9 'the':6C 'tom':2B 'track':1A 'waits':3B,11,12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['blues', 'rock', 'alternative', 'experimental', 'singer songwriter']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1639508267.9255545  (2021-12-14 19:57:47)
                             'size'  1118208