======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '270'
                                          'artist'  'Rod'
                                     'text_people'  ''
                                         'release'  '100 Oldies Deel 119'
                                           'title'  'Shake It Up (Do The Boogaloo)'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['techno', 'psychedelic rock', 'electronic', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '56'
                                      'tracktotal'  '100'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '120.9'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '100 Oldies Deel 119'
'TBPM' (BPM (beats per minute))                     '120.9'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TDRC' (Recording time)                             '2012'
'TENC' (Encoded by)                                 'Mister X'
'TIT2' (Title/songname/content description)         'Shake It Up (Do The Boogaloo)'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rod'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '56/100'
'TSSE' (Software/Hardware and settings used for encoding)  'MediaMonkey 3.0.4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['techno', 'psychedelic rock', 'electronic', 'funk']
'TXXX:q-bass'                                       '3'
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.38 dB'
'TXXX:replaygain_track_peak'                        '0.472846'

========================== row from database ==========================
                                              'id'  1307560
                                            'path'  /data/Music/Bulk/00poprockelectronic/100 oldies deel 119/57 Rod - Shake It Up (Do The Boogaloo).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  270
                                           'genre'  electronic-generic or radio
                                        'filesize'  9058707
                                           'mtime'  1636921305
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic oldies deel 57 electronic generic or radio
                                      'tag_artist'  Rod
                                     'tag_release'  100 Oldies Deel 119
                                       'tag_title'  Shake It Up (Do The Boogaloo)
                                             'bpm'  120.9
                                    'search_title'  'boogaloo':7,8 'do':4,5 'it':2 'shake':1 'the':6 'up':3
                                   'search_artist'  'rod':1
                                  'search_release'  '100':1 '119':4 'deel':3 'oldies':2
                                     'search_rest'  '00poprockelectronic':1 '57':4 'deel':3 'electronic':5 'generic':6 'oldies':2 'or':7 'radio':8
                                    'search_combo'  '00poprockelectronic':14 '100':10C '119':13C '57':17 'boogaloo':7A,8A 'deel':12C,16 'do':4A,5A 'electronic':18 'generic':19 'it':2A 'oldies':11C,15 'or':20 'radio':21 'rod':9B 'shake':1A 'the':6A 'up':3A
                                    'tag_tracknum'  56
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', '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-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['techno', 'psychedelic rock', 'electronic', 'funk']
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636921305.2568429  (2021-11-14 21:21:45)
                             'size'  9058707