======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '601'
                                          'artist'  'Oulu Space Jam Collective / Oulu Space Jam Collective'
                                     'text_people'  ''
                                         'release'  'Molethrone'
                                           'title'  'Light A Lonely Candle'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic-space;set-pl-progspace'
                                             'bpm'  '130.3'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Molethrone'
'TBPM' (BPM (beats per minute))                     '130.3'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic-space', 'set-pl-progspace']
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Light A Lonely Candle'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Oulu Space Jam Collective'
'TPE2' (Band/orchestra/accompaniment)               'Oulu Space Jam Collective / Oulu Space Jam Collective'
'TXXX:Notes'                                        'bc'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Tool Name'                                    'Media Center'
'TXXX:Tool Version'                                 '24.0.72'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.24 dB'
'TXXX:replaygain_track_peak'                        '0.861032'

========================== row from database ==========================
                                              'id'  1415643
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Oulu Space Jam Collective - Oulu Space Jam Collective - Oulu Space Jam Collective - 2016 - Molethrone/08 Light A Lonely Candle.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  601
                                           'genre'  rock-cppex-psychedelic-space;set-pl-progspace
                                        'filesize'  24143383
                                           'mtime'  1620736135
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 2016 08 rock cppex psychedelic space;set pl progspace
                                      'tag_artist'  Oulu Space Jam Collective / Oulu Space Jam Collective
                                     'tag_release'  Molethrone
                                       'tag_title'  Light A Lonely Candle
                                             'bpm'  130.3
                                    'search_title'  'a':2 'candle':4 'light':1 'lonely':3
                                   'search_artist'  'collective':4 'jam':3 'oulu':1 'space':2
                                  'search_release'  'molethrone':1
                                     'search_rest'  '2016':2 'classicprogpsy':1 'cppex':4 'pl':10 'progspace':11 'psychedelic':5 'rock':3 'set':7,9 'space':6,8
                                    'search_combo'  '2016':11 'a':2A 'candle':4A 'classicprogpsy':10 'collective':8B 'cppex':13 'jam':7B 'light':1A 'lonely':3A 'molethrone':9C 'oulu':5B 'pl':19 'progspace':20 'psychedelic':14 'rock':12 'set':16,18 'space':6B,15,17
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736135.0601954  (2021-05-11 14:28:55)
                             'size'  24143383