======================== unified (from filesystem) ========================
                                         'bitrate'  '243.421'
                                        'duration'  '204'
                                          'artist'  'Beatrix Löw-Beer'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Bloodline'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-we-synthwave or chillwave or retrowave'
                                             'bpm'  '122.1'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '122.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-synthwave or chillwave or retrowave'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Bloodline'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Beatrix Löw-Beer'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Encoding time'                                '2017-11-04 12:43:17'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Software'                                     'Lavf54.63.104'
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.48 dB'
'TXXX:replaygain_track_peak'                        '0.377811'

========================== row from database ==========================
                                              'id'  1325715
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00synthwave/Don Dellpiero - Synthwave/Beatrix Löw-Beer - Bloodline.mp3
                                         'working'  None
                                         'bitrate'  243
                                    'duration_sec'  204
                                           'genre'  electronic-we-synthwave or chillwave or retrowave
                                        'filesize'  6231765
                                           'mtime'  1620608765
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00synthwave Don Dellpiero Synthwave electronic we synthwave or chillwave or retrowave
                                      'tag_artist'  Beatrix Löw-Beer
                                     'tag_release'  None
                                       'tag_title'  Bloodline
                                             'bpm'  122.1
                                    'search_title'  'bloodline':1
                                   'search_artist'  'beatrix':1 'beer':3,6 'low':2,5 'lowbeer':4,7
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '00synthwave':4 'chillwave':11 'dellpiero':6 'disco':3 'don':5 'electronic':8 'or':10 'retrowave':12 'synthwave':7 'waves':2 'we':9
                                    'search_combo'  '00poprockelectronic':9 '00synthwave':12 'beatrix':2B 'beer':4B,7B 'bloodline':1A 'chillwave':19 'dellpiero':14 'disco':11 'don':13 'electronic':16 'low':3B,6B 'lowbeer':5B,8B 'or':18 'retrowave':20 'synthwave':15 'waves':10 'we':17
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620608765.0047362  (2021-05-10 03:06:05)
                             'size'  6231765