======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '382'
                                          'artist'  'Roberts Alasdair & Friends'
                                     'text_people'  ''
                                         'release'  'A Wonder Working Stone'
                                           'title'  ("The Laverock in the Blackthorn/Oganaich An Oir-Fhuilt Bhuide/Niel Gow's "
 'Lament for His Second Wife')
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '10'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '116.655'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'A Wonder Working Stone'
'TBPM' (BPM (beats per minute))                     '116.655'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         ("The Laverock in the Blackthorn/Oganaich An Oir-Fhuilt Bhuide/Niel Gow's "
 'Lament for His Second Wife')
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Roberts Alasdair & Friends'
'TPE2' (Band/orchestra/accompaniment)               'Roberts Alasdair & Friends'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '10/10'
'TSO2'                                              'Roberts Alasdair & Friends'
'TSOP' (Performer sort order)                       'Roberts Alasdair & Friends'
'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:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.75 dB'
'TXXX:replaygain_track_peak'                        '0.481001'

========================== row from database ==========================
                                              'id'  1517848
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/10 - The Laverock in the Blackthorn,Oganaich An Oir-Fhuilt Bhuide,Niel Gow_s Lament for His Second Wife.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  382
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  15295173
                                           'mtime'  1636400712
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 10 Blackthorn,Oganaich Bhuide,Niel Gow_s ifs songwriter folk
                                      'tag_artist'  Roberts Alasdair & Friends
                                     'tag_release'  A Wonder Working Stone
                                       'tag_title'  The Laverock in the Blackthorn/Oganaich An Oir-Fhuilt Bhuide/Niel Gow's Lament for His Second Wife
                                             'bpm'  116.655
                                    'search_title'  'an':7 'bhuide':11 'bhuideniel':13 'blackthorn':4 'blackthornoganaich':6 'fhuilt':9 'for':18 'gow':14 'gows':16 'his':19 'in':3 'lament':17 'laverock':2 'niel':12 'oganaich':5 'oir':8 'oirfhuilt':10 's':15 'second':20 'the':1 'wife':21
                                   'search_artist'  'alasdair':2 'friends':3 'roberts':1
                                  'search_release'  'a':1 'stone':4 'wonder':2 'working':3
                                     'search_rest'  '00poprockelectronic':1 'bhuide':11,13 'blackthorn':7,9 'files':5,6 'folk':19 'gow':15 'ifs':17 'loose':3,4 'niel':12,14 'oganaich':8,10 's':16 'songwriter':18 'unsorted':2
                                    'search_combo'  '00poprockelectronic':29 'a':25C 'alasdair':23B 'an':7A 'bhuide':11A,39,41 'bhuideniel':13A 'blackthorn':4A,35,37 'blackthornoganaich':6A 'fhuilt':9A 'files':33,34 'folk':47 'for':18A 'friends':24B 'gow':14A,43 'gows':16A 'his':19A 'ifs':45 'in':3A 'lament':17A 'laverock':2A 'loose':31,32 'niel':12A,40,42 'oganaich':5A,36,38 'oir':8A 'oirfhuilt':10A 'roberts':22B 's':15A,44 'second':20A 'songwriter':46 'stone':28C 'the':1A 'unsorted':30 'wife':21A 'wonder':26C 'working':27C
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400711.990578  (2021-11-08 20:45:11)
                             'size'  15295173