======================== unified (from filesystem) ========================
                                         'bitrate'  '181.187'
                                        'duration'  '313'
                                          'artist'  'Madrugada'
                                     'text_people'  ''
                                         'release'  'The Nightly Disease'
                                           'title'  'Step Into This Room And Dance For Me'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', 'indie rock', 'norwegian', 'rock', 'alternative']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '91.267'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'The Nightly Disease'
'TBPM' (BPM (beats per minute))                     '91.267'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Step Into This Room And Dance For Me'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Madrugada'
'TPE2' (Band/orchestra/accompaniment)               'Madrugada'
'TPUB' (Publisher)                                  'Virgin'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['alternative rock', 'indie rock', 'norwegian', 'rock', 'alternative']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.36 dB'
'TXXX:replaygain_track_peak'                        '0.567178'

========================== row from database ==========================
                                              'id'  1307191
                                            'path'  /data/Music/Bulk/00poprockelectronic/Madrugada/Grit/02 - Step Into This Room And Dance For Me.mp3
                                         'working'  None
                                         'bitrate'  181
                                    'duration_sec'  313
                                           'genre'  rock-pop
                                        'filesize'  7108255
                                           'mtime'  1636917842
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Grit 02 rock pop
                                      'tag_artist'  Madrugada
                                     'tag_release'  The Nightly Disease
                                       'tag_title'  Step Into This Room And Dance For Me
                                             'bpm'  91.267
                                    'search_title'  'and':5 'dance':6 'for':7 'into':2 'me':8 'room':4 'step':1 'this':3
                                   'search_artist'  'madrugada':1
                                  'search_release'  'disease':3 'nightly':2 'the':1
                                     'search_rest'  '00poprockelectronic':1 'grit':2 'pop':4 'rock':3
                                    'search_combo'  '00poprockelectronic':13 'and':5A 'dance':6A 'disease':12C 'for':7A 'grit':14 'into':2A 'madrugada':9B 'me':8A 'nightly':11C 'pop':16 'rock':15 'room':4A 'step':1A 'the':10C 'this':3A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'indie rock', 'norwegian', 'rock', 'alternative']
                                        'tag_date'  2001
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636917841.8831527  (2021-11-14 20:24:01)
                             'size'  7108255