======================== unified (from filesystem) ========================
                                         'bitrate'  '204.805'
                                        'duration'  '236'
                                          'artist'  'Klaus Nomi'
                                     'text_people'  ''
                                         'release'  'Essential'
                                           'title'  "Can't Help Falling in Love"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-vocals-3', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['german', 'new wave', '80s', 'avant garde', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-experimental;electronic-we-new wave or post punk'
                                             'bpm'  '121.3'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Essential'
'TBPM' (BPM (beats per minute))                     '121.3'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental', 'electronic-we-new wave or post punk']
'TDRC' (Recording time)                             '2002'
'TENC' (Encoded by)                                 'Free Mp3 Wma Converter'
'TIT2' (Title/songname/content description)         "Can't Help Falling in Love"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Klaus Nomi'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['german', 'new wave', '80s', 'avant garde', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.05 dB'
'TXXX:replaygain_track_peak'                        '0.716851'

========================== row from database ==========================
                                              'id'  1520830
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Klaus Nomi/Klaus Nomi - Essential/02 Can_t Help Falling in Love.mp3
                                         'working'  None
                                         'bitrate'  204
                                    'duration_sec'  236
                                           'genre'  electronic-experimental;electronic-we-new wave or post punk
                                        'filesize'  6062502
                                           'mtime'  1622658637
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 02 Can_t electronic experimental;electronic we new wave or post punk
                                      'tag_artist'  Klaus Nomi
                                     'tag_release'  Essential
                                       'tag_title'  Can't Help Falling in Love
                                             'bpm'  121.3
                                    'search_title'  'can':1 'cant':3 'falling':5 'help':4 'in':6 'love':7 't':2
                                   'search_artist'  'klaus':1 'nomi':2
                                  'search_release'  'essential':1
                                     'search_rest'  'can':1 'electronic':3,5,7 'experimental':4,6 'new':9 'or':11 'post':12 'punk':13 't':2 'wave':10 'we':8
                                    'search_combo'  'can':1A,11 'cant':3A 'electronic':13,15,17 'essential':10C 'experimental':14,16 'falling':5A 'help':4A 'in':6A 'klaus':8B 'love':7A 'new':19 'nomi':9B 'or':21 'post':22 'punk':23 't':2A,12 'wave':20 'we':18
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['german', 'new wave', '80s', 'avant garde', 'experimental']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622658637.1563556  (2021-06-02 20:30:37)
                             'size'  6062502