======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '294'
                                          'artist'  'B. Rose'
                                     'text_people'  ''
                                         'release'  'CBS Top 100 2005 Edition'
                                           'title'  'Hey DJ'
                                           'quals'  ("['Q-HAP-4', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['italo disco', 'disco', 'italo', 'electro', 'electronic', 'baroque italo']"
                                     'discogstags'  "['italo-disco', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '28'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '120.327'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'CBS Top 100 2005 Edition'
'TBPM' (BPM (beats per minute))                     '120.327'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Hey DJ'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'B. Rose'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '28'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['italo-disco', 'electronic']
'TXXX:lastfmtags'                                   ['italo disco', 'disco', 'italo', 'electro', 'electronic', 'baroque italo']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.60 dB'
'TXXX:replaygain_track_peak'                        '0.968789'

========================== row from database ==========================
                                              'id'  1418511
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/CBS TOP 100 2005/028 - B. Rose - Hey Dj (American Disco Amd-002A) - 080.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  294
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  7079919
                                           'mtime'  1620608141
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco italo TOP 028 Dj (American Disco Amd 002A) 080 electronic we disco or italo
                                      'tag_artist'  B. Rose
                                     'tag_release'  CBS Top 100 2005 Edition
                                       'tag_title'  Hey DJ
                                             'bpm'  120.327
                                    'search_title'  'dj':2 'hey':1
                                   'search_artist'  'b':1,2 'rose':3
                                  'search_release'  '100':3 '2005':4 'cbs':1 'edition':5 'top':2
                                     'search_rest'  '002a':11,12 '00disco':4 '00poprockelectronic':1 'amd':10 'american':8,9 'disco':3 'dj':7 'electronic':13 'italo':5 'or':15 'top':6 'waves':2 'we':14
                                    'search_combo'  '002a':21,22 '00disco':14 '00poprockelectronic':11 '100':8C '2005':9C 'amd':20 'american':18,19 'b':3B,4B 'cbs':6C 'disco':13 'dj':2A,17 'edition':10C 'electronic':23 'hey':1A 'italo':15 'or':25 'rose':5B 'top':7C,16 'waves':12 'we':24
                                    'tag_tracknum'  28
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-4', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['italo disco', 'disco', 'italo', 'electro', 'electronic', 'baroque italo']
                                        'tag_date'  2005
                                     'discogstags'  ['italo-disco', 'electronic']

============================== file details ==============================
                                           'mtime'  1620608141.096892  (2021-05-10 02:55:41)
                             'size'  7079919