======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '425'
                                          'artist'  'Sly Fox'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Let's Go All The Way (Powerhouse)"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'dance', 'home collection', 'pop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '97.412'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '97.412'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         "Let's Go All The Way (Powerhouse)"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sly Fox'
'TXXX:Q-HAP'                                        '2'
'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'                                   ['80s', 'new wave', 'dance', 'home collection', 'pop']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.42 dB'
'TXXX:replaygain_track_peak'                        '0.804643'

========================== row from database ==========================
                                              'id'  1505891
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/403-C Sly Fox - Let_s Go All The Way (Powerhouse Mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  425
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  17020394
                                           'mtime'  1620565596
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 403 C Let_s Mix) electronic new wave or post punk
                                      'tag_artist'  Sly Fox
                                     'tag_release'  None
                                       'tag_title'  Let's Go All The Way (Powerhouse)
                                             'bpm'  97.412
                                    'search_title'  'all':5 'go':4 'let':1 'lets':3 'powerhouse':8,9 's':2 'the':6 'way':7
                                   'search_artist'  'fox':2 'sly':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '1985':2 '403':4 'c':5 'complete':3 'electronic':10 'let':6 'mix':8,9 'new':11 'or':13 'post':14 'punk':15 's':7 'wave':12
                                    'search_combo'  '00poprockelectronic':12 '1985':13 '403':15 'all':5A 'c':16 'complete':14 'electronic':21 'fox':11B 'go':4A 'let':1A,17 'lets':3A 'mix':19,20 'new':22 'or':24 'post':25 'powerhouse':8A,9A 'punk':26 's':2A,18 'sly':10B 'the':6A 'wave':23 'way':7A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'dance', 'home collection', 'pop']
                                        'tag_date'  1985
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620565596.4703617  (2021-05-09 15:06:36)
                             'size'  17020394