======================== unified (from filesystem) ========================
                                         'bitrate'  '198.566'
                                        'duration'  '290'
                                          'artist'  'New Order'
                                     'text_people'  ''
                                         'release'  'Low-Life'
                                           'title'  'The Perfect Kiss'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk', 'electronic']"
                                     'discogstags'  "['electronic', 'rock', 'new wave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '130.063'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Low-Life'
'TBPM' (BPM (beats per minute))                     '130.063'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'The Perfect Kiss'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'New Order'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'rock', 'new wave']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk', 'electronic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.26 dB'
'TXXX:replaygain_track_peak'                        '0.684369'

========================== row from database ==========================
                                              'id'  1285605
                                            'path'  /data/Music/Bulk/00poprockelectronic/New Order/Low-Life/MBZ;#New Order;#Low-Life;#02;#The Perfect Kiss.mp3
                                         'working'  None
                                         'bitrate'  198
                                    'duration_sec'  290
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  7202302
                                           'mtime'  1620571524
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#New Order;#Low Life;#02;#The electronic we new wave or post punk
                                      'tag_artist'  New Order
                                     'tag_release'  Low-Life
                                       'tag_title'  The Perfect Kiss
                                             'bpm'  130.063
                                    'search_title'  'kiss':3 'perfect':2 'the':1
                                   'search_artist'  'new':1 'order':2
                                  'search_release'  'life':2 'low':1 'lowlife':3
                                     'search_rest'  '00poprockelectronic':1 '02':11,14 'electronic':16 'life':10,13 'low':7,9 'mbz':2,4 'new':3,5,18 'or':20 'order':6,8 'post':21 'punk':22 'the':12,15 'wave':19 'we':17
                                    'search_combo'  '00poprockelectronic':9 '02':19,22 'electronic':24 'kiss':3A 'life':7C,18,21 'low':6C,15,17 'lowlife':8C 'mbz':10,12 'new':4B,11,13,26 'or':28 'order':5B,14,16 'perfect':2A 'post':29 'punk':30 'the':1A,20,23 'wave':27 'we':25
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk', 'electronic']
                                        'tag_date'  1985
                                     'discogstags'  ['electronic', 'rock', 'new wave']

============================== file details ==============================
                                           'mtime'  1620571524.115504  (2021-05-09 16:45:24)
                             'size'  7202302