======================== unified (from filesystem) ========================
                                         'bitrate'  '162.387'
                                        'duration'  '103'
                                          'artist'  'Machinefabriek'
                                     'text_people'  ''
                                         'release'  'Huis'
                                           'title'  'Bloesem'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['noise', 'electronic', 'drone', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '143.721'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Huis'
'TBPM' (BPM (beats per minute))                     '143.721'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'Lame 3.97'
'TIT2' (Title/songname/content description)         'Bloesem'
'TKEY' (Initial key)                                '7B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Machinefabriek'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'experimental', 'ambient']
'TXXX:lastfmtags'                                   ['noise', 'electronic', 'drone', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.31 dB'
'TXXX:replaygain_track_peak'                        '0.909632'

========================== row from database ==========================
                                              'id'  1304333
                                            'path'  /data/Music/Bulk/00poprockelectronic/Machinefabriek/Huis/machinefabriek - huis - 02 - bloesem.mp3
                                         'working'  None
                                         'bitrate'  162
                                    'duration_sec'  103
                                           'genre'  loc-eur-netherlands
                                        'filesize'  2106119
                                           'mtime'  1621630178
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic machinefabriek huis 02 bloesem loc eur netherlands
                                      'tag_artist'  Machinefabriek
                                     'tag_release'  Huis
                                       'tag_title'  Bloesem
                                             'bpm'  143.721
                                    'search_title'  'bloesem':1
                                   'search_artist'  'machinefabriek':1
                                  'search_release'  'huis':1
                                     'search_rest'  '00poprockelectronic':1 'bloesem':4 'eur':6 'huis':3 'loc':5 'machinefabriek':2 'netherlands':7
                                    'search_combo'  '00poprockelectronic':4 'bloesem':1A,7 'eur':9 'huis':3C,6 'loc':8 'machinefabriek':2B,5 'netherlands':10
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['noise', 'electronic', 'drone', 'experimental', 'ambient']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic', 'experimental', 'ambient']

============================== file details ==============================
                                           'mtime'  1621630178.4844427  (2021-05-21 22:49:38)
                             'size'  2106119