======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '260'
                                          'artist'  'Ladytron'
                                     'text_people'  ''
                                         'release'  'XXX: Music From Thinking XXX'
                                           'title'  'Sugar'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'electroclash', 'electronic', 'electropop', 'synthpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro-electroclash;electronic-we-electropop or synthpop'
                                             'bpm'  '132.012'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Lbl Ryko C:ENR 7077-2'
'COMM:ID3v1 Comment:XXX'                            'Lbl Ryko C:ENR 7077-2'
'TALB' (Album/Movie/Show title)                     'XXX: Music From Thinking XXX'
'TBPM' (BPM (beats per minute))                     '132.012'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-electro-electroclash', 'electronic-we-electropop or synthpop']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Sugar'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ladytron'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronica', 'electroclash', 'electronic', 'electropop', 'synthpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.64 dB'
'TXXX:replaygain_track_peak'                        '0.305795'

========================== row from database ==========================
                                              'id'  1282167
                                            'path'  /data/Music/Bulk/00poprockelectronic/ladytron      tracks/Ladytron - Sugar.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  260
                                           'genre'  electronic-we-electro-electroclash;electronic-we-electropop or synthpop
                                        'filesize'  4176849
                                           'mtime'  1620573702
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic ladytron tracks electronic we electro electroclash;electronic we electropop or synthpop
                                      'tag_artist'  Ladytron
                                     'tag_release'  XXX: Music From Thinking XXX
                                       'tag_title'  Sugar
                                             'bpm'  132.012
                                    'search_title'  'sugar':1
                                   'search_artist'  'ladytron':1
                                  'search_release'  'from':4 'music':3 'thinking':5 'xxx':1,2
                                     'search_rest'  '00poprockelectronic':1 'electro':6 'electroclash':7,9 'electronic':4,8,10 'electropop':11 'ladytron':2 'or':12 'synthpop':13 'tracks':3 'we':5
                                    'search_combo'  '00poprockelectronic':8 'electro':13 'electroclash':14,16 'electronic':11,15,17 'electropop':18 'from':6C 'ladytron':2B,9 'music':5C 'or':19 'sugar':1A 'synthpop':20 'thinking':7C 'tracks':10 'we':12 'xxx':3C,4C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electroclash', 'electronic', 'electropop', 'synthpop']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620573702.017438  (2021-05-09 17:21:42)
                             'size'  4176849