======================== unified (from filesystem) ========================
                                         'bitrate'  '229.91'
                                        'duration'  '337'
                                          'artist'  'The Soft Pink Truth'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Soft on Crime'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['idm', 'electronic', 'electro', 'experimental', 'techno']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '138.323'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '138.323'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TIT2' (Title/songname/content description)         'Soft on Crime'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Soft Pink Truth'
'TXXX:Mp3gain_minmax'                               '128,182'
'TXXX:Mp3gain_undo'                                 '+004,+004,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['idm', 'electronic', 'electro', 'experimental', 'techno']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.31 dB'
'TXXX:replaygain_track_peak'                        '0.526119'

========================== row from database ==========================
                                              'id'  1341172
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/soft pink truth - Electro/The Soft Pink Truth - Soft on Crime.mp3
                                         'working'  None
                                         'bitrate'  230
                                    'duration_sec'  337
                                           'genre'  electronic-we-electro
                                        'filesize'  9705961
                                           'mtime'  1676126527
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop soft pink truth Electro electronic we electro
                                      'tag_artist'  The Soft Pink Truth
                                     'tag_release'  None
                                       'tag_title'  Soft on Crime
                                             'bpm'  138.323
                                    'search_title'  'crime':3 'on':2 'soft':1
                                   'search_artist'  'pink':3 'soft':2 'the':1 'truth':4
                                  'search_release'  
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 'electro':8 'electronic':9 'electropop':3 'pink':6 'soft':5 'synthpop':4 'truth':7 'we':10
                                    'search_combo'  '00electro':9 '00poprockelectronic':8 'crime':3A 'electro':15 'electronic':16 'electropop':10 'on':2A 'pink':6B,13 'soft':1A,5B,12 'synthpop':11 'the':4B 'truth':7B,14 'we':17
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-3']
                                      'lastfmtags'  ['idm', 'electronic', 'electro', 'experimental', 'techno']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1676126526.8571193  (2023-02-11 15:42:06)
                             'size'  9705961